TY - JOUR AU - N. K. Bel'skii AU - D. A. Muhamedova TI - Determination of the ruby $R_1$-line oscillator at $78^\circ$~K by means of Rozhdestvenskii's hooks JO - Doklady Akademii Nauk PY - 1965 SP - 527 EP - 529 VL - 162 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1965_162_3_a11/ LA - ru ID - DAN_1965_162_3_a11 ER -