%0 Journal Article %A A. P. Buslaev %A M. V. Yashina %T Numerical methods in problems of best approximation by splines and nonlinear spectrum analysis %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1993 %P 1455-1467 %V 33 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1993_33_10_a1/ %G ru %F ZVMMF_1993_33_10_a1