Adamowicz, Tomasz. “The Geometry of Planar P-Harmonic Mappings: Convexity, Level Curves and the Isoperimetric Inequality”. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE 14, no. 1 (March 31, 2015): 263-292. Accessed May 28, 2025. http://20.103.181.36/index.php/annaliscienze/article/view/376.