Brendan Rodgers claims Celtic's Europa League hopes were taken away by German referee Deniz Aytekin in the 1-0 defeat by Valencia in the Mestalla.
Celtic exited the Europa League at the last-32 stage with a 1-0 defeat in Valencia but pride was evident on a night of some frustration in the Mestalla.
Forward Emmanuel Boateng has departed Levante to join Chinese Super League club Dalian Yifang.
Celtic's Europa League journey is not over yet, according to boss Brendan Rodgers.
Boss Marcelino wants his Valencia side to be at their very best against Celtic at the Mestalla on Thursday night.
Antoine Griezmann says the prospect of a 'home' Champions League final is giving the team extra motivation in this season's competition.
Real Madrid legend Luis Figo insists Los Blancos are still in the La Liga title race despite dropping well behind leaders Barcelona.
Ernesto Valverde insists Barcelona can end their recent low-scoring run when they take on Lyon in the Champions League last 16 on Tuesday.