https://www.epo.gr/media/files/REFEREES/ORISMOI_2019-20/ORISMOI_FL_2019-20/ref_FL_matchday_22.pdf
https://www.epo.gr/media/files/REFEREES/ORISMOI_2019-20/ORISMOI_SL2/ref_SL2_matchday_19.pdf
https://www.epo.gr/media/files/REFEREES/ORISMOI_2019-20/ORISMOI_SL1/ref_SL_matchday_26.pdf
https://www.youtube.com/watch?v=Lw_6ajAGNV4&feature=emb_title