%0 Journal Article %A B. P. Belinskii %T On the sistems of linear algebraic equations arising in problems of diffraction by a periodic structure %J Zapiski Nauchnykh Seminarov POMI %D 1972 %P 5-14 %V 25 %U http://geodesic.mathdoc.fr/item/ZNSL_1972_25_a1/ %G ru %F ZNSL_1972_25_a1