@article{paperid:1011573, author = {Pourayoubi, Mehrdad and Khodayar Gholivand and Zahra Shariatinia}, title = {2,3J(P,X) [X = H, C] coupling constants dependency on the ring}, journal = {Polyhedron}, year = {2007}, month = {March}, issn = {0277-5387}, keywords = {Diazaphospholes; Diazaphosphorinanes; NMR; X-ray crystallography}, }