One-Pot Reaction of Secondary Phosphine Selenides with Selenium and Nitrogen Bases: A Novel Synthesis of Diorganodiselenophosphinates - Trofimov, Boris A.; Artem’ev, Alexander V.; Gusarova, Nina K.; Malysheva, Svetlana F.; Fedorov, Sergei V.; Kazheva, Olga N.; Alexandrov, Grigorii G.; Dyachenko, Oleg A. (Synthesis, 2009)