v. Auwers; Lechner; Bundesmann
Chemische Berichte, 1925 , vol. 58, p. 48

Aliev, I. A.; Korostova, S. E.; Mikhaleva, A. I.; Shevchenko, S. G.; Zeinalova, S. N.; et al.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1991 , vol. 27, # 10 p. 1055 - 1058
Khimiya Geterotsiklicheskikh Soedinenii, 1991 , vol. 27, # 10 p. 1320 - 1323

Aliev, I. A.; Korostova, S. E.; Mikhaleva, A. I.; Shevchenko, S. G.; Zeinalova, S. N.; et al.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1991 , vol. 27, # 10 p. 1055 - 1058
Khimiya Geterotsiklicheskikh Soedinenii, 1991 , vol. 27, # 10 p. 1320 - 1323

Aliev, I. A.; Korostova, S. E.; Mikhaleva, A. I.; Shevchenko, S. G.; Zeinalova, S. N.; et al.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1991 , vol. 27, # 10 p. 1055 - 1058
Khimiya Geterotsiklicheskikh Soedinenii, 1991 , vol. 27, # 10 p. 1320 - 1323

Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 27, # 10 p. 1055 - 1058
Khimiya Geterotsiklicheskikh Soedinenii, , vol. 27, # 10 p. 1320 - 1323

v. Auwers; Lechner; Bundesmann
Chemische Berichte, 1925 , vol. 58, p. 48

Ruzicka; Schinz; Mueller
Helvetica Chimica Acta, 1944 , vol. 27, p. 195,203