Diphosphenes (RP: PR). Synthesis and NMR characterization
                                 
                                
                                 [Cowley, A. H.; Kilduff, J. E.; Newman, T. H.; Pakulski, M. Journal of the American Chemical Society, 1982 , vol. 104, # 21 p. 5820 - 5821]
                                
                                
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                                An unsymmetrically substituted diphosphene: NMR spectroscopi...
                                 
                                
                                 [Cowley, A. H.; Kilduff, J. E.; Pakulski, M.; Stewart, C.A. Journal of the American Chemical Society, 1983 , vol. 105, # 6 p. 1655 - 1656]
                                
                                
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                                Un Nouveau diphosphene stable: Le bis [tris (trimethylsilyl)...
                                 
                                
                                 [Couret, Claude; Escudie, Jean; Satge, Jacques Tetrahedron Letters, 1982 , vol. 23, # 47 p. 4941 - 4942]
                                
                                
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                                Un Nouveau diphosphene stable: Le bis [tris (trimethylsilyl)...
                                 
                                
                                 [Couret, Claude; Escudie, Jean; Satge, Jacques Tetrahedron Letters, 1982 , vol. 23, # 47 p. 4941 - 4942]
                                
                                
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                                Metallaphosphenes and Diphosphenes
                                 
                                
                                 [Satge, J.; Escudie, J.; Couret, C.; Ranaivonjatovo, H.; Andrianarison, M. Phosphorus and Sulfur and the Related Elements, 1986 , vol. 27, p. 65 - 74]
                                
                                
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