Morgan, Brian; Dolphin, DavidMorgan, Brian; Dolphin, David; Jones, Richard H.; Jones, Terry; Einstein, Frederick W. B. Angewandte ChemieJournal of Organic Chemistry, 19851987, vol. 9752, # 1120 p. 1000 - 10024628 - 4631 doi: 10.1021/jo00229a043