Fontes e Referências

• https://www.google.com/search?q=River+Plate+Defensor+Sporting+Libertadores+1990
• https://www.youtube.com/results?search_query=River+Plate+Defensor+Sporting+Libertadores+1990
• https://pt.wikipedia.org/w/index.php?search=River+Plate+Defensor+Sporting+Libertadores+1990