TY - JOUR AU - Yu. I. Sapronov TI - Angular singularities and multidimensional assemblies JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1988 SP - 85 EP - 86 VL - 22 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1988_22_3_a14/ LA - ru ID - FAA_1988_22_3_a14 ER -