Liudmyla M. Grishchenko, Vitaliy E. Diyuk, Svitlana M. Pavlyk, Igor P. Matushko, Vasyl V. Kuryliuk, Vladyslav A. Moiseienko, Ruslan T. Mariychuk, Mykhailo P. Semen’ko, Oleksandr V. Mischanchuk, Olga Yu. Boldyrieva, Valerii V. Klepko and Vladyslav V. Lisnyak