Kumar, R., N. Saini, and S. R. “A Case Report of Giant Cell Tumor of the Extensor Tendon Sheath in Index Finger”. International Journal of Research in Orthopaedics, vol. 11, no. 5, Aug. 2025, pp. 1274-7, doi:10.18203/issn.2455-4510.IntJResOrthop20252662.