TY - JOUR AU - V. I. Kuznetsov AU - E. S. Ul'yanova TI - The radiation-kinetic method for the estimation of ultrasmall quantities of polonium JO - Doklady Akademii Nauk PY - 1961 SP - 869 EP - 872 VL - 137 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1961_137_4_a29/ LA - ru ID - DAN_1961_137_4_a29 ER -