Handy, Nicholas C. (1999). "Energies and Expectation Values for Be by the Transcorrelated Method". The Journal of Chemical Physics. 51 (8): 3205–3212. Bibcode:1969JChPh..51.3205H. doi:10.1063/1.1672496.
Handy, Nicholas C. (1999). "Energies and Expectation Values for Be by the Transcorrelated Method". The Journal of Chemical Physics. 51 (8): 3205–3212. Bibcode:1969JChPh..51.3205H. doi:10.1063/1.1672496.