TY - JOUR AU - M. A. Hundzina TI - Determination of the initial direction of cracks growth at the moment of movement JO - Problemy fiziki, matematiki i tehniki PY - 2019 SP - 40 EP - 44 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PFMT_2019_1_a6/ LA - ru ID - PFMT_2019_1_a6 ER -