Schank, Kurt Phosphorus, Sulfur and Silicon and the Related Elements, 1991 , vol. 58, # 1-4 p. 207 - 221 Title/Abstract Full Text Show Details Schank, Kurt; Abdel Wahab, Aboel-Magd A.; Buegler, Stephan; Eigen, Peter; Jager, Juergen; Jost, Klaus Tetrahedron, 1994 , vol. 50, # 12 p. 3721 - 3742