
Editorial board: Prof. Dr. Ivan Hristov - ch. editor, Prof. Dr. Bonni Petrunova, Prof. Dr. Nikolay Markov, Prof. Dr. Nikolay Kochankov, Prof. Dr. Vladimir Penchev, Dr. Petranka Nedelcheva, Dr. Panayot Antonov - secretary
Editorial board: Prof. Dr. Ivan Hristov - ch. editor, Prof. Dr. Bonni Petrunova, Prof. Dr. Nikolay Markov, Prof. Dr. Nikolay Kochankov, Prof. Dr. Vladimir Penchev, Dr. Petranka Nedelcheva, Dr. Panayot Antonov - secretary