Chechulin, P. I.; Filyakova, V. I.; Pashkevich, K. I.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1989 , vol. 38, # 1.2 p. 189 - 190
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1989 , vol. 38, # 1 p. 203 - 204

Yanchang Shen; Yuankang Xin; Wenbiao Cen; Yaozeng Huang
Synthesis, 1984 , # 1 p. 35 - 37

Yanchang Shen; Yuankang Xin; Wenbiao Cen; Yaozeng Huang
Synthesis, 1984 , # 1 p. 35 - 37