%0 Journal Article %A B. A. Arbuzov %A Yu. Yu. Samitov %A A. O. Vizel' %A T. V. Zykova %T The structure and certain features of the nuclear magnetic resonance proton spectra of phosphacyclopentene derivatives with substituents unsymmetrically located in the cycle %J Doklady Akademii Nauk %D 1964 %P 1062-1065 %V 159 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_159_5_a23/ %G ru %F DAN_1964_159_5_a23