Pshenichnyi, V. N.; Mikhal'chuk, A. L.; Borisov, E. V.; Khripach, V. A.
Journal of Organic Chemistry USSR (English Translation), 1989 , vol. 25, # 5.1 p. 890 - 895
Zhurnal Organicheskoi Khimii, 1989 , vol. 25, # 5 p. 990 - 996

Pshenichnyi, V. N.; Mikhal'chuk, A. L.; Khripach, V. A.
Journal of Organic Chemistry USSR (English Translation), 1989 , vol. 25, # 3.2 p. 507 - 512
Zhurnal Organicheskoi Khimii, 1989 , vol. 25, # 3 p. 565 - 571

Pshenichnyi, V. N.; Mikhal'chuk, A. L.; Khripach, V. A.
Journal of Organic Chemistry USSR (English Translation), 1989 , vol. 25, # 3.2 p. 507 - 512
Zhurnal Organicheskoi Khimii, 1989 , vol. 25, # 3 p. 565 - 571

Pshenitskii, V. N.; Mikhalchuk, A. L.; Khripach, V. A.; Kuz'mitskii, B. V.; Mzulo, N. A.; Shafranskaya, G. A.
Pharmaceutical Chemistry Journal, 1988 , vol. 22, # 3 p. 225 - 229
Khimiko-Farmatsevticheskii Zhurnal, 1988 , vol. 22, # 3 p. 307 - 311

Pshenichnyi, V. N.; Mikhal'chuk, A. L.; Borisov, E. V.; Khripach, V. A.
Journal of Organic Chemistry USSR (English Translation), 1989 , vol. 25, # 5.1 p. 890 - 895
Zhurnal Organicheskoi Khimii, 1989 , vol. 25, # 5 p. 990 - 996