%0 Journal Article %A V. V. Dyakin %A V. P. Shirokovskii %T Zeros of the eigenfunctions of a quasiperiodic problem %J Differencialʹnye uravneniâ %D 1974 %P 624-628 %V 10 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1974_10_4_a6/ %G ru %F DE_1974_10_4_a6