Bulgaria: Borovets - Drensky 1936 ; Razlog - Drensky 1936 ; Yakoruda - Drensky 1936 ; Samokov - Drensky 1936 ; Dragalevtsi - Drensky 1936 ; Beloslav, Varna Province - Drensky 1936 ; Kyustendil - Drensky 1936 ;