参考文献

Vangala, Venu R.; Bhogala, Balakrishna R.; Dey, Archan; Desiraju, Gautam R.; Broder, Charlotte K.; Smith, Philip S.; Mondal, Raju; Howard, Judith A. K.; Wilson, Chick C. Journal of the American Chemical Society, 2003 , vol. 125, # 47 p. 14495 - 14509