Alyar H, Bahat M. Torsional Energy and Nonlinear Optical Properties of 2-, 3-R-4-Phenylpyridine (R = CH3, NH2 and NO2). ajc [Internet]. 2012 Jun. 30 [cited 2024 Jun. 26];24(11):5319-23. Available from: https://asianpubs.org/index.php/ajchem/article/view/9846