Hb. Schlegel et Mj. Frisch, TRANSFORMATION BETWEEN CARTESIAN AND PURE SPHERICAL HARMONIC GAUSSIANS, International journal of quantum chemistry, 54(2), 1995, pp. 83-87
Spherical Gaussians can be expressed as linear combinations of the app
ropriate Cartesian Gaussians. General expressions for the transformati
on coefficients are given. Values for the transformation coefficients
are tabulated up to h-type functions. (C) 1995 John Wiley & Sons, Inc.