%0 Journal Article %A K. A. Makarov %T Eigenfunctions of an operator of “small diffusion” in a boundary %J Doklady Akademii Nauk %D 1985 %P 337-342 %V 280 %N 2 %U http://geodesic.mathdoc.fr/item/DAN_1985_280_2_a18/ %G ru %F DAN_1985_280_2_a18