TY - JOUR AU - James Sims AU - Maria Ruiz AU - Bholanath Padhy C2 - International Journal of Quantum Chemistry DA - 2021-07-26 04:07:00 DO - https://doi.org/10.1002/qua.26470 LA - en PB - International Journal of Quantum Chemistry PY - 2021 TI - Exponentially correlated Hylleraas-configuration-interaction non-relativistic energy of the 1S ground state of the helium atom UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=930692 ER -