TY - JOUR AU - M. Sh. Birman TI - Three problems in the theory of continuous media in polyhedrons JO - Zapiski Nauchnykh Seminarov POMI PY - 1992 SP - 27 EP - 37 VL - 200 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1992_200_a2/ LA - ru ID - ZNSL_1992_200_a2 ER -