%0 Journal Article %A A. E. Arbuzov %A F. G. Valitova %A A. V. Il'yasov %A B. M. Kozyrev %A Yu. V. Yablokov %T An electron spin resonance investigation of the free $\alpha$, $\alpha$-diphenyl-$\beta$-pentaphenylcyclopentadienylhydrazyl %J Doklady Akademii Nauk %D 1962 %P 99-102 %V 147 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_147_1_a25/ %G ru %F DAN_1962_147_1_a25