Ravikumar, V. T.; Sathyamoorthi, G.; Rajagopalan, K., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 255 - 256
Ravikumar, V. T.; Sathyamoorthi, G.; Rajagopalan, K., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1987, vol. 26, # 1-12, p. 255 - 256