TY - JOUR AU - A. K. Dronov AU - V. M. Kaplitskii TI - On the existence of a~basis in a~complemented subspace of a~nuclear K\"othe space from class~$(d_1)$ JO - Sbornik. Mathematics PY - 2018 SP - 1463 EP - 1481 VL - 209 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2018_209_10_a2/ LA - en ID - SM_2018_209_10_a2 ER -