Editor-in-Chief
Prof. Dr. Maya Ignatova (Sofia – Bulgaria)
Associate Editors
Prof. DSc. Bogdan Shostak (Lublin – Poland )
Prof. DSc. Ivan Atanasov (Sofia – Bulgaria)
Prof. DSc. Petru Lyutskanov (Maksimovka – Moldova)
Prof. DSc. Svetlana Kovtun (Kiev – Ukraine)
Prof. Dr. Vasco Cadavez (Braganca – Portugal)
Prof. Dr. Zapryanka Shindarska (Sofia – Bulgaria)
Prof. Dr. Magdalena Oblakowa (Stara Zagora – Bulgaria)
Prof. Dr. Milan M. Petrovich (Belgrade – Serbia)
Prof. Dr. Panomir Tsenov (Vratsa – Bulgaria)
Prof. Dr. Petya Slavova (Stara Zagora – Bulgaria)
Prof. Dr. Ing. Radovan Kasarda (Nitra – Slovauia)
Prof. Dr. Teodora Popova (Kostinbrod – Bulgaria)
Dr. Jose Manuel Lorenzo Rodrigues (Ourense – Spain)
Assoc. Prof. Dimitar Panayotov (Stara Zagora – Bulgaria)
Assoc. Prof. Elena Kistanova (Sofia – Bulgaria)
Assoc. Prof. Ivan Yanchev (Kostinbrod – Bulgaria)
Assoc. Prof. Ivona Dimitrova (Sofia – Bulgaria)
Assoc. Prof. Iliana Sabeva (Shumen – Bulgaria)
Assoc. Prof. Penko Zunev (Troyan – Bulgaria)
Assoc. Prof. Sonya Ivanova (Shumen – Bulgaria)