TY - JOUR AU - L. L. Pitaevskaya AU - A. V. Bilevich AU - N. B. Isakova TI - Ultrasoud velocity in argon under up to 4 kilobars pressure within $25\div200^\circ$ temperature range JO - Doklady Akademii Nauk PY - 1969 SP - 1315 EP - 1316 VL - 184 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1969_184_6_a15/ LA - ru ID - DAN_1969_184_6_a15 ER -