Phadnis, A. P.; Patwardhan, S. A.; Gupta, A. S., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 15 - 17
Phadnis, A. P.; Patwardhan, S. A.; Gupta, A. S., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 15 - 17