Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 26, # 1 p. 118 - 119
Khimiya Geterotsiklicheskikh Soedinenii, , vol. 26, # 1 p. 135 - 136
Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 26, # 1 p. 118 - 119
Khimiya Geterotsiklicheskikh Soedinenii, , vol. 26, # 1 p. 135 - 136
Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 26, # 1 p. 118 - 119
Khimiya Geterotsiklicheskikh Soedinenii, , vol. 26, # 1 p. 135 - 136