REFERENCES
- Le Floch , P. 2009 . Top. Heterocycl. Chem. , 20 : 147 – 184 .
- Gupta , N. 2010 . Top. Heterocycl. Chem. , 21 : 175 – 206 .
- Schmidpeter , A. 2001 . “ Chapters 4 and 5 ” . In Phosphorus-Carbon Heterocyclic Chemistry. The Rise of a New Domain , Edited by: Mathey , F. 363 – 460 . Oxford , , UK : Elsevier .
- Mironov , V. F. , Ivkova , G. A. , Abdrakhmanova , L. M. , Mironova , E. V. , Krivolapov , D. B. and Konovalova , I. V. 2001 . Mendeleev Commun. , 21 : 282 – 284 .
- Bansal , R. K. , Gupta , N. and Kumawat , S. K. 2007 . Curr. Org. Chem , 11 : 33 – 47 .