TY - JOUR AU - E. V. Kolomeǐkina TI - The problem of biregular triangulations of a sphere JO - Čebyševskij sbornik PY - 2010 SP - 57 EP - 72 VL - 11 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHEB_2010_11_2_a3/ LA - ru ID - CHEB_2010_11_2_a3 ER -