by BASHKIROVA INGA A,SU, KLYAVINSH MARIS K,SU, ROSKA ANDRIS S,SU, ZITSMANIS ANDRIS KH,SU
Year of Publication 07.10.1990

by KLYAVINSH MARIS K,SU, KALNINYA IRINA R,SU, ROSKA ANDRIS S,SU, ZITSMANIS ANDRIS KH,SU
Year of Publication 07.02.1987

by ENENKOV SERGEJ V,SU, GAJNULLINA ERA T,SU, RYBALCHENKO IGOR V,SU, ROSKA ANDRIS S,SU, BARANOV VITALIJ V,SU
Year of Publication 23.03.1993

by KRAVCHENKO TATYANA B,SU, BALAMTSARASHVILI GEORGIJ M,SU, BELTYUKOVA SVETLANA V,SU, ROSKA ANDRIS S,SU, ZITSMANIS ANDRIS KH,SU
Year of Publication 07.03.1992

by KLYAVINSH MARIS K,SU, RASSA RUTA E,SU, SHTEJMANE LIYA A,SU, ROSKA ANDRIS S,SU, ZITSMANIS ANDRIS KH,SU
Year of Publication 07.09.1991

by KRAVCHENKO TATYANA B,SU, BELTYUKOVA SVETLANA V,SU, MALINKA ELENA V,SU, ROSKA ANDRIS S,SU, ZITSMANIS ANDRIS KH,SU
Year of Publication 23.06.1991

by BASHKIROVA INGA A,SU, SOLOVEVA LARISA M,SU, KLYAVINSH MARIS K,SU, ROSKA ANDRIS S,SU, ZITSMANIS ANDRIS KH,SU
Year of Publication 23.04.1991

by KLYAVINSH MARIS K,SU, BAKHAREV VIKTOR N,SU, GRITSKOVA INESSA A,SU, LUKIN YURIJ V,SU, ZUBOV VITALIJ P,SU, ROSKA ANDRIS S,SU, SOCHILIN VLADIMIR A,SU, ZITSMANIS ANDRIS KH,SU
Year of Publication 23.05.1990