Tiwari, Avani, et al. “A Study of Histomorphology and Immunohistochemistry of Papillary Squamotransitional Cell Carcinoma: A Rare Variant of Squamous Cell Carcinoma of Cervix”. Journal of Pathology of Nepal, vol. 11, no. 1, Mar. 2021, pp. 1811-7, doi:10.3126/jpn.v11i1.32820.