First Stage
[Aug 21, Wed]
Argentinos Juniors 0-2 Boca Juniors [at Vélez Sarsfield]
[Rambert 19p, Latorre 29]
Argentinos Juniors: Lanari; Marra, Levy, Fernández, Asencio;
Zermattén, Vespa (La Paglia 70), Mas, Aguirre (Caiaffa 45); Quinteros, Rodríguez.
Coach: J.Olguín.
Boca Juniors: Navarro Montoya; Lorenzo, Cáceres, Fabbri, Toresani;
Cagna, González (Cedrés 60), Basualdo, Pompei; Rambert, Latorre (Carrario 60).
Coach: C.Bilardo.
Referee: H.Cordero (ARG).
[Aug 28, Wed]
Argentinos Juniors 0-1 Racing Club [at Ferro Carril Oeste]
[Capria 73]
Argentinos Juniors: Sanzotti; Marra, J.Fernández, M.Levy, Placente;
P.Rodríguez, Markic, C.Zermattén (Caiaffa), L.Mas; J.Quinteros, M.Aguirre (L.Gatti).
Coach: J.Olguín.
Racing Club: I.González; M.Navas, C.Ubeda, J.Serrizuela, C.Mac Allister;
H.González (Rodríguez), F.Quiroz, Chacoma (Faciutto), R.Capria; Delgado, Vilallonga.
Coach: M.A.Brindisi.
Referee: J.Castrilli.
Note: Sanzotti saved a penalty Capria 90+1.
[Sep 10, Tue]
Peñarol 1-2 Santos [at Atilio Paiva, Rivera]
[Aguirregaray 45; Jamelli 57, Robert 89]
Peñarol: Navarro; Aguirregaray, Tais, Olivera, Lima;
Adinolfi (Pereira 52), Rotundo, De los Santos, Bengoechea; Aguilera, Pacheco (Sosa 75).
Coach: J.Fossati.
Santos: Edinho; Anderson, Jean, Narciso, Marcos Adriano;
Carlinhos (Ronaldo 87), Asunçao, Baiano, Alessandre (Robert 84); Camandiçaia, Jamelli.
Coach: J.Teixeira.
Referee: D.Giménez (ARG).
Red Card: Aguirregaray 71.
[Sep 11, Wed]
Independiente 0-0 Flamengo
Independiente: Mondragón; J.Martínez, Rotchen, Arzeno, C.Díaz;
Acuña, Cascini, Burruchaga (Casartelli 70), Molina; Guerrero, Calderón.
Coach: C.Menotti.
Flamengo: Zé Carlos; Rivera, Fabiano, Ronaldao, Gilberto;
Marcio Costa, Mancuso, Fabio Baiano, Marques; Bebeto (Aloisio 90), Savio (Iranildo 85).
Coach: J.Santana.
Referee: J.Nieves (URU).
[Sep 11, Wed]
Boca Juniors 1-1 Racing Club
[Carrario 90; Quiroz 9]
Boca Juniors: Navarro Montoya; Vivas, Lorenzo (Dollberg 55), Fabbri, Pompei;
Toresani (Basualdo 55), Peralta (Latorre 28), Cagna, Cedrés; Carrario, S.Martínez.
Coach: C.Bilardo.
Racing Club: I.González; Capurro (Navas 45), Brusco, Galván, Ubeda;
Michelini, Quiroz, Capria, Centeno (Faciutto 76); Vilallonga (Delgado 73), Fuertes.
Coach: A.Basile.
Referee: R.Ruscio (ARG).
[Sep 11, Wed]
River Plate 2-2 Atlético Nacional
[J.Cruz 13, Monserrat 34; Mosquera 9, Tréllez 56]
River Plate: Burgos; Altamirano, C.Ayala, Berizzo, Sorín;
Monserrat (Gallardo 63), Astrada, Berti (Escudero 45), Ortega; Francescoli, J.Cruz.
Coach: R.Díaz.
Atlético Nacional: Higuita; Foronda, Perea, Santa, Mosquera;
Serna, Grisales, Gaviria, A.García (Asprilla 80)(Villa 90+1); Tréllez, J.P.Angel.
Coach: J.Peláez.
Referee: M.Rezende (BRA).
Red Cards: Altamirano 68; Tréllez 68, Serna 89.
[Sep 12, Thu]
Estudiantes LP 2-4 Colo Colo
[Fúriga 40, Palermo 43; Sierra 6, Zapata 50og, Vergara 64, Tapia 65]
Estudiantes LP: Bossio; Zapata, Ramos, F.Verón (Quatrocchi 89), T.Gómez;
Catán, Aguilar, Alegre (Lagrotería 68), Mazzuco (G.Córdoba 44); Fúriga, Palermo.
Coach: D.Córdoba.
Colo Colo: Arbiza; F.Fernández, Reyes, Guevara, Henriquez;
Espina, Salas, Arrué (Pereira 45), Sierra (Barticciotto 45); H.Tapia, Vergara.
Coach: G.Benítez.
Referee: F.Benegas (PAR).
Red Card: Ramos 87.
[Sep 12, Thu]
Olimpia 2-1 São Paulo
[Silvera 41, F.Torres 73; Valdir 76]
Olimpia: Battaglia; Cáceres, J.Franco, M.Gómez, Suárez;
Sotelo, Vidal Sanabria, Bourdier, Silvera; F.Torres (M.Sanabria 87), Caballero (Mendoza 50).
Coach: L.Cubilla.
São Paulo: Zetti; Claudio, Bordón, Válber, Serginho;
Edenilson, Axel, Denilson, Capone (Ueslei 63); Müller, Aristizábal (Valdir 71).
Coach: C.Parreira.
Referee: J.Castrilli (ARG).
Red Cards: Vidal Sanabria; Denilson.
[Sep 17, Tue]
Nacional 1-1 Cruzeiro [at Centenario]
[González 23; Ailton 33]
Nacional: Nicola; Badell, Cabrera (Ostolaza 67), Silva, Morán (Domínguez 8)(Correa 72);
Tito, Abeijón, Parodi, Canobbio; Recoba, González.
Coach: M.Puppo.
Cruzeiro: Dida; Vitor, Celio Lucio, Gilmar, Ronaldo Luis;
Donizzetti, Ricardinho, Palinha (Luissao 84), Ailton; Cleison, Paulinho McLaren (Da Silva 74).
Coach: L.Culpo.
Referee: E.González (PAR).
Red Cards: González 81; Cleison 8, Vitor 81.
[Sep 18, Wed]
Grêmio 3-3 Vélez Sarsfield
[Saulo 30, Arce 44, Ailton 47; Camps 21, Morigi 62, Mauro Galvão 65og]
Grêmio: Danrlei; Arce, Mauro Galvão, Rivarola, Roger;
Adilson, Dinho (Emerson 83), Ailton (João Antonio 69), Carlos Miguel; Paulo Nunes, Saulo.
Coach: F.Scolari.
Vélez Sarsfield: Chilavert; Méndez, Sotomayor, Pellegrino, Cardozo;
Herrera, Gómez, Morigi, Camps (Domínguez 76); Posse (Cordone 87), Pandolfi (Husaín 66).
Coach: O.Piazza.
Referee: J.Matto (URU).
Red Cards: Adilson 11; Pellegrino 11.
[Sep 18, Wed]
Atlético Nacional 2-1 River Plate
[J.P.Angel 37, Perea 90; Higuita 18og]
Atlético Nacional: Higuita; Perea, Santa, Córdoba, Mosquera;
Alvarez, Grisales (Morantes 24), Gaviria, A.García; J.P.Angel, Gallo (Arango 63).
Coach: J.Peláez.
River Plate: Bonano; H.Díaz, C.Ayala, Berizzo, Rivarola;
Gancedo, S.Berti (Astrada 45), Escudero, Monserrat; Ortega (Burgos 30), J.Cruz (Salas 64).
Coach: R.Díaz.
Referee: E.Gamboa (CHI).
Red Card: Bonano 29.
[Sep 19, Thu]
Racing Club 0-0 Argentinos Juniors
Racing Club: I.González; Capurro, Brusco, Ubeda, Mac Allister (Navas 45);
Michelini, Serrizuela, Centeno (González 66), Delgado; Vilallonga (Graf 45), Fuertes.
Coach: A.Basile.
Argentinos Juniors: Lanari; Marra, Schiavi, Levy, Asencio;
Markic, Vespa (P.Rodríguez 66), Zermattén, Más; Trapasso, Quinteros.
Coach: J.Olguín.
Referee: H.Elizondo (ARG).
Red Card: Fuertes 83.
[Sep 19, Thu]
São Paulo [3]2-1[5] Olimpia
[Aristizábal 47, Djair 86; Samaniego 89]
São Paulo: Zetti; Claudio, Valber, Bordón, Serginho;
Axel, Djair, Fabio Mello (Valdir 45), André (Belletín 45); Müller, Aristizábal.
Coach: C.Parreira.
Olimpia: Battaglia; Cáceres, M.Gómez, R.Fernández, S.Suárez (Samaniego 87);
G.Sotelo, Jara Heyn (Estechi 45), Bourdier, Silveira; F.Torres (Sanabria 85), Caballero.
Coach: L.Cubilla.
Referee: J.Da Rosa (URU).
Penalty Kicks: SP: Aldré, Valdir, Aristizabal, Müller (missed).
O: Estechi, Silveira, Bourdier, Sotelo, Sanabria.
[Sep 25, Wed]
Flamengo 1-0 Independiente [at Mané Garrincha, Brasilia]
[Fabio Baiano 38]
Flamengo: Zé Carlos; Rivera, Fabiano, Ronaldao, Gilberto;
Marcio Costa, Mancuso, Fabio Baiano (Iranildo 64), Márques (Adilson 90); Savio, Bebeto.
Coach: J.Santana.
Independiente: Mondragón; Martínez, Rotchen, Arzeno, C.Díaz (Calderón 73);
Acuña (A.Morales 62), Carrizo (Cascini 45), Molina, Burruchaga; Usuriaga, Guerrero.
Coach: C.Menotti.
Referee: E.Dluzneiwski (URU).
Red Card: Cascini 70.
[Sep 25, Wed]
Boca Juniors 3-0 Argentinos Juniors
[Carrario 61, Cedrés 70, S.Martínez 87]
Boca Juniors: Navarro Montoya; Dollberg, Cáceres, Lorenzo, Matellán;
Toresani, Basualdo (Cagna 45), Pompei, Latorre (Cedrés 45); S.Martínez, Carrario.
Coach: C.Bilardo.
Argentinos Juniors: Lanari; Marra, Schiavi, Luque, Ascencio;
Más (Zermattén 45), Markic, Vespa, P.Rodríguez; Trapasso (Aguirre 45), Quinteros.
Coach: J.Olguín.
Referee: R.Pascualino (ARG).
Red Card: P.Rodríguez 71.
Notes: Lanari saved a penalty S.Martínez 60.
Navarro Montoya saved a penalty Quinteros 67.
[Sep 26, Thu]
Santos 3-0 Peñarol [at Ibirapuera, São Paulo]
[Sandro 53, Vagner 64, Alesandro 75]
Santos: Sergio; Anderson, Jean (Sandro 45), Narciso, Marcos Adriano;
Marcos Asunçao, Carlinhos (Vagner 45), Baiano, Alesandro; Jamelli (Robert 77), Camaducaia.
Coach: J.Teixeira.
Peñarol: Navarro; Gutiérrez, J.de los Santos, Lima, Tais;
Adinolfi, Pereira, G.de los Santos, Bengoechea (González 80); Pacheco (Rodríguez 71), Sosa (Rotundo 67).
Coach: J.Fosatti.
Referee: J.Castrilli (ARG).
Red Card: Adinolfi 58.
[Oct 2, Wed]
Vélez Sarsfield 1-0 Grêmio
[Bassedas 88]
Vélez Sarsfield: Chilavert; Herrera, Méndez, Sotomayor, Cardozo;
C.Husaín, M.Gómez, Morigi (Cordone 81), Camps; Posse (F.Domínguez 89), Pandolfi (Bassedas 57).
Coach: O.Piazza.
Grêmio: Danrlei; Arce, C.Rivarola, Luciano (João Antonio 77), Roger;
Dinho, Emerson, Carlos Miguel (Ailton 66), Mauro Galvão; Paulo Nunes, Saulo (Ze Alsino 55).
Coach: L.Scolari.
Referee: J.Nieves (URU).
[Oct 2, Wed]
Cruzeiro 3-1 Nacional
[Palinha 20p, Fabinho 88; Fernández 49]
Cruzeiro: Dida; Marcos Teixeira, Gilmar, Celio Lucio, Ronaldo Luiz;
Fabinho, Ricardinho, Donizetti (Gelson 60), Palinha; Ailton, Paulinho McLaren (Da Silva 72).
Coach: L.Culpi.
Nacional: Nicola; Badell, Cabrera, Jara, Domínguez (Ostolazo 60);
Barilko, Abeijón, Tito, Parodi (Correa 72); Recoba, Fernández (Canobbio 55).
Coach: M.Puppo.
Referee: R.Ruscio (ARG).
Red Card: Celio Lucio 57; Abeijón 29, Cabrera 59.
[Oct 3, Thu]
Racing Club 0-0 Boca Juniors
Racing Club: I.González; Navas, Brusco, Serrizuela, Ubeda;
Michelini, Quiroz, Centeno (Graf 68), Capria; Vilallonga (G.Ortiz 76), Saavedra.
Coach: A.Basile.
Boca Juniors: Navarro Montoya; Vivas, Cáceres, Fabbri, Matellán;
Toresani, Basualdo, Latorre (Carrario 56), Pompei (Dollberg 87); S.Martínez (Cagna 72), Cedrés.
Coach: C.Bilardo.
Referee: H.Cordero (ARG).
[Oct 3, Thu]
Colo Colo 2-1 Estudiantes LP
[Basay 46, 62; Palermo 16]
Colo Colo: Arbiza; Fernández, Reyes, González, Guevara;
Pereira, Espina, Barticciotto, Sierra; Vergara (M.Salas 53), Basay (Tapia 81).
Coach: A.Benítez.
Estudiantes LP: Bossio; T.Gómez, Quatrocchi, Zapata, M.Aguilar;
Catán (Romeo 45), Priotti, Biazotti, Mazzucco (J.Alegre 22)(Fúriga 81); G.Córdoba, Palermo.
Coach: D.Córdoba.
Referee: J.Arana (PER).
Quarterfinals
[Oct 16, Wed]
Vélez Sarsfield 3-0 Olimpia
[Chilavert 18, Camps 43, Bassedas 85]
Vélez Sarsfield: Chilavert; M.Herrera, Sotomayor, Pellegrino, R.Cardozo;
C.Husaín, M.Gómez, C.Bassedas, G.Morigi (S.Méndez 58); P.Camps (Banegas 88), M.Posse (Cordone 86).
Coach: O.Piazza.
Olimpia: J.Battaglia (Tabarelli 24); V.Cáceres, H.Chamas, J.Franco, D.Caniza;
A.Jara, Esteche (Sanabria 66), G.Sotelo, Vidal Sanabria; H.Bourdier, F.Torres.
Coach: L.Cubilla.
Referee: S.Marinho (BRA).
[Oct 16, Wed]
Santos 2-0 Atlético Nacional [at Teixeirão, San José do Rio Preto]
[Jean 26, Jamelli 42]
Santos; Edinho; Anderson, Jean, Ronaldo, Marcos Adriano;
Carlinhos, Marcos Assunçao, Wagner (Robert 80), Jamelli; Piá (Camanducaia 85), Alessandro.
Coach: J.Santana.
Atlético Nacional: Tuberquia; Ospina, Perea, Foronda, Mosquera;
Serna, Alvarez (Aranco 80), Gaviria, Morante; Angel, Tréllez.
Coach: J.Peláez.
Referee: H.Elizondo (ARG).
[Oct 17, Thu]
Boca Juniors 0-0 Cruzeiro
Boca Juniors: Navarro Montoya; N.Vivas, Cáceres, Fabbri, Matellán;
Basualdo, Cagna (Toresani 80), Dollberg, Cedrés (Pompei 67); Martínez (Carrario 45), Rambert.
Coach: C.Bilardo.
Cruzeiro: Dida; M.Teixeira, G.Baresi, Gilmar, Ronaldo Luis;
Donizete, Fabinho, Ricardinho, Palinha; Ailton (Da Silva 78), Paulinho McLaren (Cleisson 59).
Coach: L.Culpi.
Referee: M.Sánchez (CHI).
[Oct 17, Thu]
Flamengo 1-1 Colo Colo [at Teixeirão, San José do Rio Preto]
[Junior Bahiano 15; Ferrero 88]
Flamengo: Ze Carlos; Rivera, Junior Bahiano, Ronaldão, Gilberto;
Marcio Costa (Iranildo 40), Mancuso, Marques, Nelio; Bebeto, Aloisio.
Coach: J.Santana.
Colo Colo: Arbiza; David, Reyes, González, Guevara;
Emerson, Salas, Espina, Rubio (Sierra 45); Tapia (Ferrero 75), Avila (Barticciotto 45).
Coach: G.Benítez.
Referee: J.Nieves (URU).
[Oct 23, Wed]
Cruzeiro [7]1-1[6] Boca Juniors
[Paulinho McLaren 12; G.Cedrés 63p]
Cruzeiro: Dida; M.Teixeira, Gelson, Gilmar, Nonato;
Fabinho, Ricardinho, Ailton (Da Silva 76), Donizete (Cleison 69); Paulinho McLaren, Palinha.
Coach: L.Culpi.
Boca Juniors: Navarro Montoya; F.Cáceres, N.Lorenzo, N.Fabbri, A.Matellán;
J.Toresani, J.Basualdo (D.Cagna 45), C.Dollberg, R.Pompei; S.Rambert (S.Martínez 55), G.Cedrés (D.Latorre 82).
Coach: C.Bilardo.
Referee: O.Velázquez (PAR).
Red Card: Fabinho 81.
Penalty Kicks: C: Gerson, Palinha, Paulinho McLaren, Nonato, Texeira, Ricardinho, Da Silva, Gilmar (missed), Cleisson (saved).
BJ: S.Martínez, Latorre, Cagna, Fabbri, Toresani, Lorenzo, Pompei (saved), Cáceres (missed), Dollberg (missed).
[Oct 23, Wed]
Olimpia 0-1 Vélez Sarsfield [at Defensores del Chaco]
[Camps 29]
Olimpia: Tavarelli; V.Cáceres, J.Franco, Caniza, Esteche;
H.Bourdier, Paredes, Sotelo, Samaniego; F.Torres (Arévalo), M.Caballero.
Coach: L.Cubilla.
Vélez Sarsfield: Chilavert; Herrera, Sotomayor (Banegas), Pellegrino, Cardozo;
Gómez, C.Husaín, Bassedas (Méndez), Morigi; Camps (Cordone), Posse.
Coach: O.Piazza.
Referee: J.Matto (URU).
[Oct 23, Wed]
Atlético Nacional [7]3-1[8] Santos
[Gaviria 38, Tréllez 64, Serna 76; Camanducaia 74]
Atletico Nacional: Tuberquia; Ospina, Perea, Córdoba, Mosquera;
Serna, Gaviria, García, Morantes; Tréllez, Angel.
Coach: J.Peláez.
Santos: Edinho; Anderson, Jean, Ronaldo, Marcos Adriano;
Carlinhos, Marcos Assunçao, Robert, Piá; Jamelli, Alessandro.
Coach: J.Teixeira.
Referee: J.Castrilli (ARG).
Penalty Kicks: AN: Serna, García, Perea, Mosquera, Gaviria, Morantes, Angel, Tuberquia (missed).
S: Jamelli, Sandro, Marcos Assunçao, Edinho, Piá, Camanducaia, Anderson, Alessandro.
[Oct 24, Thu]
Colo Colo 1-0 Flamengo
[Barticciotto 86]
Colo Colo: Arbiza (Ramírez 45); F.Fernández (Ferrero 72), Reyes, J.González, Guevara;
Pereyra, M.Salas, Espina, Sierra; Barticciotto, Basay.
Coach: G.Benítez.
Flamengo: Zé Carlos; Rivera, Baiano, Ronaldo, Gilberto;
Mancuso, Costa (Moraes 87), Márquez, Nelio; Bebeto, Aloisio (Iranildo 80).
Coach: J.Santana.
Referee: O.Ruiz (COL).
Red Cards: Sierra 89, Guevara 90; Moraes 89.
Semifinals
[Oct 30, Wed]
Cruzeiro 3-2 Colo Colo
[McClaren 12, Gilmar 27, Lucio 35; Ferrero 7, Reyes 59]
Cruzeiro: Dida; Vitor, Lucio, Gilmar, Nonato;
Ricardinho, Donizete, Cleisson, Palinha; Ailton (Da Silva), McLaren (Luziano).
Coach: L.Culpi.
Colo Colo: Arbiza; Fernández, Reyes, González, Henríquez;
Pereira (Tapia), Salas, Espina, Ferrero; Barticciotto (Alegría), Basay.
Coach: A.Benítez.
Referee: H.Elizondo (ARG).
[Oct 30, Wed]
Santos 1-2 Vélez Sarsfield [at Municipal, Uberlandia]
[Alesandro 22; M.Posse 12, Chilavert 89p]
Santos: Edinho; Anderson, Yan, Narciso, Marcos Adriano (Carlinhos 73);
Vagner (Robert 60), Marcos Assunçao, Pia, Alesandro; Jamelli, Camanducaia.
Coach: J.Texeira.
Vélez Sarsfield: Chilavert; M.Herrera, S.Méndez, M.Pellegrino, R.Cardozo;
C.Husaín, M.Gómez (F.Zandoná 83), G.Morigi, C.Bassedas; M.Posse, P.Camps.
Coach: O.Piazza.
Referee: J.Da Rosa (URU).
[Nov 6, Wed]
Colo Colo 0-4 Cruzeiro
[Palinha 6, 34, 43, Ailton 76]
Colo Colo: C.Arbiza; F.Fernández, P.Reyes, J.C.González (D.Henriquez 72), F.Guevara;
M.Salas (F.Ferrero 45), E.Pereira, M.Espina, J.L.Sierra; M.Barticciotto (H.Rubio 45), I.Basay.
Coach: A.Benítez.
Cruzeiro: Dida; Vitor (Marcos Texeira 84), Gilmar, Celio Lucio, Nonato;
Fabinho, Ricardinho, Cleison (Luis Fernando 65), Palinha; Donizete, Paulinho McLaren (Ailton 65).
Coach: L.Culpi.
Referee: J.Matto (URU).
[Nov 14, Thu]
Vélez Sarsfield 1-1 Santos
[Posse 25; Robert 77]
Vélez Sarsfield: Chilavert; Pellegrino, Sotomayor, Cardozo, Morigi;
C.Husaín, M.Gómez, Bassedas, Camps (Zandoná 80); Posse (Méndez 90), Pandolfi (Asad 48).
Coach: O.Piazza.
Santos: Edinho; Anderson, Sandro (Ronaldo 32), Narciso, Marcos Adriano;
Carlinhos (Andrana 67), Marcos Assunçao, Vagner (Robert 53), Jamelli; Camanducaia.
Coach: O.Pereira.
Referee: O.Velázquez (PAR).
Final
[Nov 20, Wed]
Cruzeiro 0-1 Vélez Sarsfield
[Chilavert 87p]
Cruzeiro: Dida; Vitor, Celio Lucio, Gilmar, Nonato;
Fabinho, Ricardinho, Donizete (Ailton 67), Cleisson; Palhinha, Paulinho McLaren.
Coach: L.Culpi.
Vélez Sarsfield: Chilavert; Zandona, Sotomayor, Pellegrino, Cardozo;
Morigi, Husain, Gomez, Bassedas; Camps (Mendez 88), Posse (Asad 75).
Coach: O.Piazza.
Referee: O.Ruiz (COL).
[Dec 4, Wed]
Vélez Sarsfield 2-0 Cruzeiro [Camps 2, Gelson 8og]
Vélez Sarsfield: Chilavert; Zandona (Mendez 79), Sotomayor, Pellegrino, Cardozo;
Husain, Gomez, Bassedas, Morigi; Posse (Pandolfi 78), Camps (Asad 71).
Coach: O.Piazza. Cruzeiro: Dida; Vitor, Gilmar, Gelson, Nonato;
Fabinho, Ricardinho, Ailton, Palhinha (Donizete 73); Cleisson, Paulinho McLaren.
Coach: L.Culpi.
Referee: J.Matto (URU).
Red Cards: Pellegrino 83; Nonato 54, Gilmar 83, Donizete 85.
Source: Newspaper: Diario Uno.
Prepared and maintained by Pablo Ciullini for the Rec.Sport.Soccer Statistics Foundation
Author: Pablo Ciullini (P_A_Ciullini@hotmail.com)
Last updated: 25 Jul 2019
(C) Copyright Pablo Ciullini and RSSSF 2019
You are free to copy this document in whole or part provided that proper
acknowledgement is given to the author. All rights reserved.