Orest Kuziv
Orest-Vasyl B. Kuziv (Ivano-Frankivsk, Ukraine)
Orest-Vasyl B. Kuziv (Ivano-Frankivsk, Ukraine)
Iryna M. Prokopchuk (Vinnytsia, Ukraine)
Yosyp D. Bobenchyk (Belgorod)
Olena G. Mishina (Dnipro, Ukraine)
Maria M. Voronchak (Terebovlya, Ukraine)
Mykhailo F. Rudenko (Kiev, Ukraine)
Oleg I. Drobotsky (Lviv, Ukraine)
Tetyana G. Popovichenko (Odessa, Ukraine)