TY - BOOK AU - Sen, B. K. TI - Quantum chemistry including molecular spectroscopy SN - 0-07-460377-9 U1 - 541.28 PY - 1992/// CY - New Delhi PB - Tata McGraw-Hill KW - Harmonic oscillator KW - Physical chemistry KW - Quantum Chemistry N1 - Includes bibliographical references and index ER -