Publication - Journal Article Efficient Procedure for the Numerical Calculation of Harmonic Vibrational Frequencies Based on Internal Coordinates DOI https://doi.org/10.1021/jp3127576 Journal Article The Journal of Physical Chemistry A, vol. 117, iss. 32, pp. 7019-7029, 2013 Authors Evangelos Miliordos, Sotiris S. Xantheas Language English