Avdeev, V. B.; Berdinskii, I. S.; Belykh, Z. D.; Bykova, N. V.
Journal of Organic Chemistry USSR (English Translation), 1983 , vol. 19, # 10 p. 1917 - 1920
Zhurnal Organicheskoi Khimii, 1983 , vol. 19, # 10 p. 2202 - 2205