Umansky Igor Markovich RussiaSaratovSaratov State Social-Economical University, 89, Radishcheva Street, Saratov, Saratov Region, 410031, Russiaпрофессорpashaelkin@yandex.ru Author's articles Interpretaion of Vibrational State for Trinitrophenol Isomers and Conformers Modelling Calculations of Vibrational Spectra for Substituted Benzoic Acid