Barak Hirshberg, Sagiv, Lior , and Gerber, R. Benny . 2017. “Approximate Quantum Dynamics Using Ab Initio Classical Separable Potentials: Spectroscopic Applications”. Journal Of Chemical Theory And Computation, 13, Pp. 982-991. https://pubs.acs.org/doi/10.1021/acs.jctc.6b01129.