A computational investigation and the conformational analysis of dimers, anions, cations, and zwitterions of L-phenylalanine. - Uppula Purushotham; Dolly Vijay; G. Narahari Sastry (J. Comput. Chem., 2012)

A comprehensive conformational analysis of tryptophan, its ionic and dimeric forms. - Uppula Purushotham; G. Narahari Sastry (J. Comput. Chem., 2014)