TY - JOUR AU - M. A. Pudovkin AU - A. N. Salamatin AU - S. A. Fomin AU - V. K. Chistyakov TI - Effect of the working surface shape of a thermal drill on hot-point ice boring performance JO - Issledovaniya po Prikladnoi Matematike i Informatike PY - 1979 SP - 117 EP - 130 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUIPM_1979_a15/ LA - ru ID - KUIPM_1979_a15 ER -