No Species Found

No species in the database contian data from the requested reference: Urdaneta, C.; Largo-Cabrerizo, A.; Lievin, J.; Lie, G.C.; Clementi, E., Gaussian functions in hylleraas-Cl calculations. I. Ground state energies for H2, HeH+, and H3+, J. Chem. Phys., 1988, 88, 2091-2093.