%0 Journal Article %A N. P. Grechkin %T Copolymerization of the diethyleneamides of phosphorus acids with bifunctional organic compounds %J Doklady Akademii Nauk %D 1960 %P 592-593 %V 133 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_133_3_a24/ %G ru %F DAN_1960_133_3_a24