A. K.  Bhattacharya, Rana, K. C., Mujahid, M., Sehar, I., and Saxena, A. K., ?Synthesis and in vitro study of 14-aryl-14H-dibenzo[a.j]xanthenes as cytotoxic agents?, Bioorganic & Medicinal Chemistry Letters, vol. 19, no. 19, pp. 5590-5593, 2009.