Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , p. 1424 - 1426 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , p. 1479 - 1481 Khim. Atsetilena, , p. 175 - 177 C. A., , vol. 71, p. 3442 Zhurnal Obshchei Khimii, , vol. 40, p. 305 - 308 Zhurnal Obshchei Khimii, , vol. 40, p. 336 - 339