Nomiya, K., Endo, K., Murata, Y., Sato, S., Shimazaki, S., Horie, S., … Matsubara, T. (2018). Polyoxometalate-Assisted, One-Pot Synthesis of a Pentakis (triphenylphosphane)gold ammonium(2+) Cation Containing Regular Trigonal-Bipyramidal Geometries of Five Bonds to Nitrogen. Inorganic Chemistry. https://doi.org/10.1021/acs.inorgchem.7b02795 (Original work published 2018)