TY - JOUR AU - N. I. Ionkin TI - Letter to the editors: ``The solution of a certain boundary value problem of the theory of heat conduction with a nonclassical boundary condition'' (Differencial'nye Uravnenija \textbf{13} (1977), no. 2, 294--304) JO - Differencialʹnye uravneniâ PY - 1977 SP - 1903 VL - 13 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1977_13_10_a30/ LA - ru ID - DE_1977_13_10_a30 ER -