Bryan, Paul. “Curvature Bounds via an Isoperimetric Comparison for Ricci Flow on Surfaces”. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE 16, no. 3 (September 29, 2016): 729-757. Accessed June 14, 2025. http://20.103.181.36/index.php/annaliscienze/article/view/463.