by LAUGIS YUKHAN YA,SU, ROOSIMAA TOJVO E,SU, LEKHTLA TYNU V,SU, VALDUR LEMBIT V,SU
Year of Publication 23.02.1988

by OORN ARVO F,SU, LAUGIS YUKHAN YA,SU, ROOSIMAA TOJVO E,SU, SAKKOS KHEJNAR A,SU, LEKHTLA TYNU V,SU
Year of Publication 30.05.1986

by OORN ARVO F,SU, BELONOG VALERIJ M,SU, LAUGIS YUKHAN YA,SU, SAKKOS KHEJNAR A,SU, LEKHTLA TYNU V,SU, SEMENOV EDUARD G,SU
Year of Publication 23.03.1985

by LAUGIS YUKHAN YA,SU, TIJSMUS KHUGO A,SU, KASK REJN B,SU, SAKKOS KHEJNAR A,SU, LEKHTLA TYNU V,SU, SEMENOV EDUARD G,SU
Year of Publication 07.05.1983

by BELONOG VALERIJ M,SU, LAUGIS YUKHAN YA,SU, TEEMETS RAJVO A,SU, TIJSMUS KHUGO A,SU, KASK REJN B,SU, SAKKOS KHEJNAR A,SU, LEKHTLA TYNU V,SU, KALA YULO A,SU, PAVLOV ALEKSANDR F,SU
Year of Publication 15.09.1979