Olympiakos sweeps Panathinaikos and clinches top-four spot | eKathimerini.com
OFFICIAL: Olympiacos refuse to play Panathinaikos in playoffs — AGONAsport.com
Panathinaikos vs Olympiakos Greek Super League clash abandoned due to fan violence | CNN
FootballAwaydays ar Twitter: "ON THIS DAY 2019: Panathinaikos fans watching their basketball team against Olympiakos #Gate13 #Panathinaikos https://t.co/kvLaa9XnQq" / Twitter