Kamusheva, Maria; Manova, Manoela; Savova, Alexandra; Petrova, Guenka; Mitov, Konstantin; Harsanyi, Andras; Kalo, Zoltan; Marky, Kristof; Kawalec, Pawel; Angelovska, Bistra; Lakić, Dragana; Tesar, Tomas; Draganić, Pero; Geitona, Mary; Hatziko, Magdalini; Paveliu, Marian S.; Mannik, Agnes (Frontiers Media Sa, Lausanne, 2018)