P. J. Stephens, F. J. Devlin, M. J. Frisch, and C. F. Chabalowski, “Ab initio Calculation of Vibrational Absorption and Circular Dichroism Spectra Using Density Functional Force Fields,” J. Phys. Chem., 98 (1994) 11623-27. DOI: 10.1021/j100096a001
P. J. Stephens, F. J. Devlin, M. J. Frisch, and C. F. Chabalowski, “Ab initio Calculation of Vibrational Absorption and Circular Dichroism Spectra Using Density Functional Force Fields,” J. Phys. Chem., 98 (1994) 11623-27. DOI: 10.1021/j100096a001