MODIFIER - KRYLOV BORIS M,SU; KUMYSH ILYA S,SU; ZHABOTINSKIJ NIKOLAJ P,SU; GORYACHEV VIKTOR N,SU; KANUNNIKOV NIKOLAJ N,SU; NADZHMUDINOV TADZHIDIN Z,SU; KANTOROVICH VALERIJ ,SU; PUCHKANEV ANATOLIJ M,SU (1980)