Jayachandran, T.; Paramasivam, R.; Ramakrishnan, V. T., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1986, vol. 25, p. 89 - 91
Jayachandran, T.; Paramasivam, R.; Ramakrishnan, V. T., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1986, vol. 25, p. 89 - 91