Varma, Rajendra S.; Chauhan, Sudha; Prasad, C. R., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1985, vol. 24, p. 280 - 285
Varma, Rajendra S.; Chauhan, Sudha; Prasad, C. R., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1985, vol. 24, p. 280 - 285