%0 Journal Article %A V. N. Kapshai %A E. D. Golovin %A A. A. Shamyna %T Generation of sum-frequency waves in the surface layer of a spherical particle %J Problemy fiziki, matematiki i tehniki %D 2022 %P 22-27 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/PFMT_2022_3_a3/ %G ru %F PFMT_2022_3_a3