Gulhane, D. R., and D. M. S. Kate. “Sarcomatous Transformation in a Conventional Giant Cell Tumour of Femur: Sarcomatous Transformation in a Conventional Giant Cell Tumour of Femur”. National Journal of Integrated Research in Medicine, vol. 2, no. 4, Dec. 2011, pp. 124-6, http://nicpd.ac.in/ojs-/index.php/njirm/article/view/216.