ELECTROTECHNICA &  
ELECTRONICA, E+E

Members of the international governing boards of the Journal
ELECTROTECHNICA & ELECTRONICA, (E+E)

Editor-in-chief:
Prof. Ivan Yatchev, Bulgaria
Deputy Editor-in-chief:
Prof. Elena Koleva, Bulgaria

Editorial Board:

Prof. Anatoliy Aleksandrov, Bulgaria
Assoc. Prof. Boncho Bonev, Bulgaria
Acad. Prof. Chavdar Rumenin, Bulgaria
Prof. Christian Magele, Austria
Prof. Evdokia Sotirova, Bulgaria
Prof. Ewen Ritchie, Denmark
Prof. Georgi Stoyanov, Bulgaria
Prof. Hannes Toepfer, Germany
Dr. Hartmut Brauer, Germany
Prof. Marin Hristov, Bulgaria
Prof. Maurizio Repetto, Italy
Prof. Mihail Anchev, Bulgaria
Assoc. Prof. Mila Ilieva-Obretenova, Bulgaria
Prof. Nikola Mihaylov, Bulgaria
Prof. Radi Romansky, Bulgaria
Prof. Rosen Vasilev, Bulgaria
Prof. Seferin Mirtchev, Bulgaria
Prof. Stanimir Sadinov, Bulgaria
Prof. Takeshi Tanaka, Japan
Prof. Ventsi Valchev, Bulgaria
Dr. Vladimir Shelyagin, Ukraine
Acad. Prof. Yuriy I. Yakymenko, Ukraine
Prof. Zahari Zarkov, Bulgaria

Advisory Board:

Prof. Dimitar Rachev, Bulgaria
Prof. Emil Sokolov, Bulgaria
Prof. Ivan Dotsinski, Bulgaria
Prof. Lyudmil Dakovski, Bulgaria
Prof. Mintcho Mintchev, Bulgaria
Assoc. Prof. Petar Popov, Bulgaria
Prof. Rumena Stancheva, Bulgaria
Prof. Stefan Tabakov, Bulgaria

Technical editor:
Prof. Zahari Zarkov