Nechaev Vladimir Vladimirovich RussiaSaratovYuri Gagarin State Technical University of Saratov, 77, Politechnicheskaya Str., Saratov, 410054, RussiaДоцентvl-nechaev@ya.ru Author's articles The Manifestation’s Research of the Pair Association in the Pyridine’s Ir-Spectrums by the Matrix Isolation Technique Calculation of Atomic Integrals with Exponentialy Correlated Functions