TY - JOUR AU - E. G. D'yakonov TI - Some topological and geometrical problems arising in projective-difference methods for the triangulation of a~domain JO - Matematičeskie zametki PY - 1977 SP - 427 EP - 442 VL - 21 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1977_21_3_a14/ LA - ru ID - MZM_1977_21_3_a14 ER -