TY - JOUR AU - I. V. Bubyakin TI - To projective di erential geometry of complexes of $m$ -dimensional planes in projective space $P^n$ containing a finite number of developable surfaces JO - Matematičeskie zametki SVFU PY - 2023 SP - 3 EP - 20 VL - 30 IS - 1 UR - http://geodesic.mathdoc.fr/item/SVFU_2023_30_1_a0/ LA - ru ID - SVFU_2023_30_1_a0 ER -