TY - JOUR AU - P. V. Krauklis TI - Head waves in a~medium with a~high-speed layer JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1968 SP - 98 EP - 105 VL - 95 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1968_95_a4/ LA - ru ID - TM_1968_95_a4 ER -