Terms (20) sourced from: https://doi.org/10.6028/jres.092.010
"The 1986 CODATA Recommended Values of the Fundamental Physical Constants ", Cohen, E.R. and Taylor, B.N., 1986, CODATA
"The 1986 CODATA Recommended Values of the Fundamental Physical Constants ", Cohen, E.R. and Taylor, B.N., 1986, CODATA