Markov, V. I.; Dmitrikova, L. V.; Dubina, V. L.; Burmistrov, K. S.
Journal of Organic Chemistry USSR (English Translation), 1988 , vol. 24, # 11 p. 2222 - 2223
Zhurnal Organicheskoi Khimii, 1988 , vol. 24, # 11 p. 2463 - 2464

Skita; Stuehmer
Patent: DE716668 , 1938 ;
DRP/DRBP Org.Chem.

Ma, Li-Hua; Chen, Zhao-Bin; Jiang, Yun-Bao
Chemical Physics Letters, 2003 , vol. 372, # 1-2 p. 104 - 113