1. |
V. A. Lopyrev, L. I. Larina, T. I. Vakul'skaya, “Quantitative Estimation of the Electronic Effects of Substituents in Five-membered Nitrogen-containing Aromatic Heterocycles”, Usp. Khim., 55:5 (1986), 769–793 ; Russian Chem. Reviews, 55:5 (1986), 411–425 |
17
|