参考文献

Singh, Vasundhara; Chaudhary, Sangeeta; Sapehiyia, Varinder; Kaur, Irvinder; Kad, Goverdhan Lal; Singh, Jasvinder Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2004 , vol. 43, # 9 p. 1950 - 1953