Shridhar, D. R.; Rao, K. Srinivasa; Singh, A. N., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1986, vol. 25, p. 1277 - 1280
Shridhar, D. R.; Rao, K. Srinivasa; Singh, A. N., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1986, vol. 25, p. 1277 - 1280