TY - JOUR AU - D. V. Gugnin TI - On the structure of coset $n$-valued topological groups on $S^3$ and $\mathbb{R}P^3$ JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 2023 SP - 90 EP - 92 VL - 57 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_2023_57_1_a6/ LA - ru ID - FAA_2023_57_1_a6 ER -