by TRIFONOV,PLAMEN I.,BG, KOSTADINOV,KOSTADIN K.,BG, PAVLOVA,ANA P.,BG, B'CHVAROV,PAVEL Z.,BG
Year of Publication 15.06.1989

by TRIFONOV,PLAMEN I.,BG, KOSTADINOV,KOSTADIN K.,BG, PAVLOVA,ANA P.,BG, B'CHVAROV,PAVEL Z.,BG
Year of Publication 15.12.1988

by KOSTADINOV KOSTADIN K.,BG, TRIFONOV PLAMEN I.,BG, BCVAROV PAVEL Z.,BG, IVANICKOV EVGENI S.,BG, PAVLOVA ANA P.,BG
Year of Publication 15.01.1991

by BATSCHVAROV PAVEL S.,BG, VASSILEV ANGEL D.,BG, KOSTADINOV KOSTADIN K.,BG, TRIFONOV PLAMEN I.,BG, GEORGIEV GEORGI Z.,BG, PAVLOVA ANA P.,BG
Year of Publication 11.04.1990

by TRIFONOV,PLAMEN I.,BG, KOSTADINOV,KOSTADIN K.,BG, PAVLOVA,ANA P.,BG, B'CHVAROV,PAVEL Z.,BG, IVANICHKOV,EVGENI S.,BG
Year of Publication 15.03.1989

by TRIFONOV,PLAMEN I.,BG, KOSTADINOV,KOSTADIN K.,BG, PAVLOVA,ANA P.,BG, VASSILEV,ANGEL D.,BG, GEORGIEV,GEORGI Z.,BG, BATSCHVAROV,PAVEL S.,BG
Year of Publication 29.05.1989

by BATSCHVAROV PAVEL S.,BG, VASSILEV ANGEL D.,BG, KOSTADINOV KOSTADIN K.,BG, TRIFONOV PLAMEN I.,BG, GEORGIEV GEORGI Z.,BG, PAVLOVA ANA P.,BG
Year of Publication 14.04.1989

by TRIFONOV,PLAMEN I.,BG, KOSTADINOV,KOSTADIN K.,BG, PAVLOVA,ANA P.,BG, IVANITSCHKOV,EVGENI S.,BG, BATSCHVAROV,PAVEL S.,BG
Year of Publication 28.07.1987

by PAVLOVA,ANA P,BG, TRIFONOV,PLAMEN I,BG, BATSCHVAROV,PAVEL S,BG, GEORGIEV,GEORGI Z,BG, VASSILEV,ANGEL D,BG, KOSTADINOV,KOSTADIN K,BG
Year of Publication 28.12.1986