Content: Preface; Phosphines and related P-C bonded compounds; Phosphine chalcogenides; Phosphonium salts and P-ylides; Nucleotides and nucleic acids: mononucleotides; Nucleotides and nucleic acids; oligo- and polynucleotides; Quinquevalent phosphorus acids; Pentacoordinated and hexacoordinated compounds; Phosphazenes; Physical methods