CREATE TABLE table_38603 ("Team" TEXT, "Recopa 1995" TEXT, "Supercopa 1995" TEXT, "CONMEBOL 1995" TEXT, "Copa Libertadores 1996" TEXT)

Which Copa Libertadores 1996 has a Team of estudiantes?
SELECT "Copa Libertadores 1996" FROM table_38603 WHERE "Team" = 'estudiantes'
SELECT "Copa Libertadores 1996" FROM "table_38603" WHERE "Team" = 'estudiantes'