Dutch side AZ Alkmaar will take on Spanish giants Valencia in the quarter-finals.
Quarter-final draw:
AZ Alkmaar v Valencia
Schalke v Athletic Bilbao
Sporting Lisbon v Metalist Kharkiv
Atletico Madrid v Hannover
First legs to be played on March 29. Second legs to be played on April 5.
Semi-final draw:
Atletico Madrid/Hannover v AZ Alkmaar v Valencia
Sporting Lisbon/Metalist Kharkiv v Schalke/Athletic Bilbao
First legs to be played on April 19. Second legs to be played on April 26.
