TY - JOUR AU - A. G. Tsypkin TI - On the energy-momentum tensor of matter in special relativity theory JO - Informatics and Automation PY - 1989 SP - 227 EP - 232 VL - 186 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1989_186_a32/ LA - ru ID - TRSPY_1989_186_a32 ER -