TY - CHAP AU - Tiesinga, Eite C2 - Handbook of Atomic, Molecular, and Optical physics, Springer Verlag, New York, NY DA - 2023-07-03 04:07:00 LA - en PB - Handbook of Atomic, Molecular, and Optical physics, Springer Verlag, New York, NY PY - 2023 TI - Units and constants ER -