%0 Journal Article %A T. S. Kravtsova %T Algorithm for computing the mechanical impedances of reinforcing ribs of various shapes %J Zapiski Nauchnykh Seminarov POMI %D 1978 %P 95-111 %V 78 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1978_78_a6/ %G ru %F ZNSL_1978_78_a6