Gakhar, H. K.; Gupta, Raman; Gupta, Shashi Bhushan, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1986, vol. 25, p. 492 - 495
Gakhar, H. K.; Gupta, Raman; Gupta, Shashi Bhushan, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1986, vol. 25, p. 492 - 495