by Tucic, B, Pemac, D, Stojkovic, B.: Avramov, S. (Institute for Biological Research "Sinisa Stankovic", Belgrade (Yugoslavia). Department of Evolutionary Biology)
Published in Archives of biological sciences (1999)

by Avramov, B, Toshkov, D, Getova, V
Published in Selskostopanska tekhnika. = Farm machinery (1979)

by KUMANOV,ZDRAVKO S, MARVAKOV,IVAN K, SHISHKOV,IVAN M.,BG AVRAMOV,EMANUIL B
Year of Publication 15.09.1981

by Toshkov, D, Avramov, B
Published in Selskostopanska tekhnika (1975)

by TSvetkova, TS, Toshkov, D, Avramov, B
Published in Selskostopanska tekhnika (1973)

by Rajchev Kh, Toshkov D, Avramov B
Published in Selskostopanska Tekhnika (1982)

by Iekh, IA, Novak, IA, Spanili, IA, Andreev, S, Toshkov, D, Avramov, B
Published in Selskostop Tekh (1972)

by Avramov, B. (Institut po Mekhanizatsiya i Elektrifikatsiya na Selskoto Stopanstvo, Sofia (Bulgaria))
Published in Mekhanizatsiya na Zemedelieto (Bulgaria) (1994)

by Toshkov, D, Avramov, B, Minchev, K, Getova, V, TSonev, K
Published in Selskostopanska tekhnika = Farm machinery (1981)

by Toshkov, D, Avramov, B, Stanev, D, Tetova, V
Published in Selskostopanska tekhnika (1977)

by Avramov B, Toshkov D, Stanev D, Getova V
Published in Selskostopanska Tekhnika (1977)

by Stanev, D, Andreev, S, Khristozov, G, Avramov, B
Published in Selskostopanska tekhnika (1977)

by Toshkov, D, Stanev, D, Andreev, S, Avramov, B, Minchev, K, TSvetkova, TS
Published in Selskostopanska tekhnika (1974)

by AVRAMOV,IVAN B, DIMITROV,VASIL B, SOKOLOV,VLADIMIR A
Year of Publication 16.09.1985

by ANGELOV,ANGEL M, ANTONOV,LJUBOMIR JJ, AVRAMOV,IVAN B, JANEV,KOSTADIN D, DIMITROV,VASIL B
Year of Publication 16.06.1986

by MILKOV,MIKHAIL JJ, PAVLOV,STEFAN B, AVRAMOV,IVAN B, PACHOV,PLAMEN A, KNCHEV,GEORGI B, ZHIVKOV,VENELIN S
Year of Publication 15.11.1984

by MILEV,MILKO N, JJOTOVA,ZAKHARINA S, AVRAMOV,IVAN B, PEJJCHEV,DIMITR T, ILIEV,PLAMEN G, GLBOV,LJUBOMIR A, KULEV,PETKO K, STAMENOV,ASEN G
Year of Publication 14.08.1987

by IVANOVA,DORA A, BOJADZHIEV,CVJATKO N, AVRAMOV,AVRAM B, CVETKOVA,ANELIJA JJ, MARINOV,MITKO G, JJORDANOV,DIMITR T, CHOPARINOV,CHAVDAR G, MALEEV,MIKHAIL N, BEROV,VALENTIN S, MANEV,SVETOSLAV T, DZHIDZHEV,JJORDAN I
Year of Publication 15.08.1986

by KOTEV,NIKOLA G, MARVAKOV,IVAN K, AVRAMOV,EMANUIL B, VA.SOV,VA.SO N, VTOV,KAMEN B
Year of Publication 15.12.1977

by PACHOV,PLAMEN A.,BG#AVRAMOV,IVAN B, JJOTOVA,1 ZAKHARINA S, MITOVSKA,KHRISTINA N, GLBOV,LJUBOMIR A, KULEV,PETKO K
Year of Publication 15.09.1981