TY - JOUR AU - A. K. Kitover TI - Rotation operators with multiplication and some of their generalizations JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1990 SP - 80 EP - 81 VL - 24 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1990_24_1_a14/ LA - ru ID - FAA_1990_24_1_a14 ER -