Arman, D., S. Ekramullah, and S. Mukherjee. “A Giant Soft Tissue Fibrosarcoma of Posterior Head and Neck: A Case Report”. Journal of National Institute of Neurosciences Bangladesh, vol. 1, no. 2, Apr. 2017, pp. 65-68, doi:10.3329/jninb.v1i2.29854.