SEKHRI, LAKHDAR. 2010. “Synthesis of Β-Amido Phosphine Oxides and N-(1-Oxo-2- Diphenylphosphinoyl) Ethyl-4-Substituted-2-Oxazolidinones by Using Arbusov Reaction”. Asian Journal of Chemistry 19 (2):1397-1405. https://asianpubs.org/index.php/ajchem/article/view/20261.