1. |
B. A. Arbuzov, Yu. Yu. Samitov, A. O. Vizel', T. V. Zykova, “The structure and certain features of the nuclear magnetic resonance proton spectra of phosphacyclopentene derivatives with substituents unsymmetrically located in the cycle”, Dokl. Akad. Nauk SSSR, 159:5 (1964), 1062–1065 |