Londesborough MGS, Bould J, Base T, et al. An Experimental Solution to the "Missing Hydrogens" Question Surrounding the Macropolyhedral 19-Vertex Boron Hydride Monoanion [B19H22](-), a Simplification of Its Synthesis, and Its Use As an Intermediate in the First Example of syn-B18H22 to anti-B18H22. Inorganic Chemistry. 2010;49(9). Available at: http://pubs.acs.org/doi/abs/10.1021/ic901976y.