Orji, Charles C.; Pinkus, A. G. Organic Preparations and Procedures International, 1994 , vol. 26, # 6 p. 691 - 695 Title/Abstract Full Text Show Details Orji, C. C.; Reibenspies, J. H.; Meyers, E. A.; Pinkus, A. G. Phosphorus, Sulfur and Silicon and the Related Elements, 1994 , vol. 97, # 1-4 p. 9 - 16