%0 Journal Article %A V. F. Volkodavov %A V. E. Zhukov %T Two problems for the string vibration equation with integral conditions and special conjugation conditions on the characteristic %J Differencialʹnye uravneniâ %D 1998 %P 503-507 %V 34 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1998_34_4_a9/ %G ru %F DE_1998_34_4_a9