SEKHRI, LAKHDAR. “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, vol. 19, no. 2, Mar. 2010, pp. 1397-05, https://asianpubs.org/index.php/ajchem/article/view/20261.