21-22 August 2018Benfica – PAOK
Referee: Milorad Mažić (SRB, photo)
Assistant Referee 1: Milovan Ristić (SRB)
Assistant Referee 2: Dalibor Djurdjević (SRB)
Fourth Official: Nemanja Petrović (SRB)
Additional AR 1: Nenad Djokić (SRB)
Additional AR 2: Danilo Grujić (SRB)
Referee Observer: László Vágner (HUN)
Bate Borisov – PSV Eindhoven
Referee: Felix Zwayer (GER)
Assistant Referee 1: Thorsten Schiffner (GER)
Assistant Referee 2: Marco Achmüller (GER)
Fourth Official: Stefan Lupp (GER)
Additional AR 1: Tobias Welz (GER)
Additional AR 2: Sascha Stegemann (GER)
Referee Observer: Ichko Lozev (BUL)
Crvena Zvezda – Red Bull Salzburg
Referee: Daniele Orsato (ITA)
Assistant Referee 1: Lorenzo Manganelli (ITA)
Assistant Referee 2: Alessandro Costanzo (ITA)
Fourth Official: Matteo Passeri (ITA)
Additional AR 1: Marco Guida (ITA)
Additional AR 2: Daniele Doveri (ITA)
Referee Observer: Patrick Kelly (IRL)
Young Boys – Dinamo Zagreb
Referee: Alberto Undiano Mallenco (ESP)
Assistant Referee 1: Roberto Alonso Fernández (ESP)
Assistant Referee 2: Juan Yuste Jiménez (ESP)
Fourth Official: Raúl Cabañero Martínez (ESP)
Additional AR 1: Juan Martínez Munuera (ESP)
Additional AR 2: José Sánchez Martínez (ESP)
Referee Observer: Kaj Østergaard (DEN)
MOL Vidi – AEK Athens
Referee: Gianluca Rocchi (ITA)
Assistant Referee 1: Elenito Di Liberatore (ITA)
Assistant Referee 2: Mauro Tonolini (ITA)
Fourth Official: Fabiano Preti (ITA)
Additional AR 1: Luca Banti (ITA)
Additional AR 2: Massimiliano Irrati (ITA)
Referee Observer: Miroslav Tulinger (CZE)
AFC Ajax – Dynamo Kyiv
Referee: Clément Turpin (FRA)
Assistant Referee 1: Nicolas Danos (FRA)
Assistant Referee 2: Cyril Gringore (FRA)
Fourth Official: Guillaume Debart (FRA)
Additional AR 1: Ruddy Buquet (FRA)
Additional AR 2: Nicolas Rainville (FRA)
Referee Observer: Levan Paniashvili (GEO)
