Rice90

J. E. Rice, R. D. Amos, S. M. Colwell, N. C. Handy, and J. Sanz, “Frequency-Dependent Hyperpolarizabilities with Application to Formaldehyde and Methyl-Fluoride,” J. Chem. Phys., 93 (1990) 8828-39. DOI: 10.1063/1.459221