Copa Libertadores – Quarter-finals (Second Leg)

28 May 2013
Santa Fe – Real Garcilaso

Referee: Diego Lara (ECU)
Assistant Referee 1: Luis Alvarado (ECU)
Assistant Referee 2: Carlos Herrera (ECU)
Fourth Official: Roddy Zambrano (ECU)
Referee Observer: Pablo Montoya (COL)

29 May 2013
Olimpia – Fluminense
Referee: Daniel Fedorczuk (URU, photo)
Assistant Referee 1: Miguel Nievas (URU)
Assistant Referee 2: Carlos Pastorino (URU)
Fourth Official: Fernando Falce (URU)
Referee Observer: Carlos Alarcon (URU)

Newells Old Boys – Boca Juniors
Referee: German Delfino (ARG)
Assistant Referee 1: Ivan Nunez (ARG)
Assistant Referee 2: Ernesto Uziga (ARG)
Fourth Official: Diego Ceballos (ARG)
Referee Observer: Jose Pollini (ARG)


30 May 2013
Atletico Mineiro – Tijuana

Referee: Patricio Polic (CHI)
Assistant Referee 1: Juan Maturana (CHI)
Assistant Referee 2: Raul Orellana (CHI)
Fourth Official: Eduardo Gamboa (CHI)
Referee Observer: Salvio Fagundes (BRA)