1. Prognostic Factors in Localized Primary Synovial Sarcoma: A Multicenter Study of 128 Adult Patients
   Martine Trassard et al, 2001, Journal of Clinical Oncology CrossRef
2. A Retrospective Case Series of Synovial Sarcoma of the Upper Extremity
   J. Post et al, 2019, Sarcoma CrossRef