Dinuclear compounds with hydrogen : polyphosphanes including organyl-substituted derivatives - Behrendt, Werner; Haubold, Reinhard; Nohl, Uwe; Richter-Ditten, Hans-Jürgen; Schäfer, Hans (Gmelin handbook of inorganic and organometallic chemistry / prepared and issued by Gmelin-Institut für Anorganische Chemie der Max-Planck-Gesellschaft zur Förderung der Wissenschaften ; director, Ekkehard Fluck, 1995)