Andreu, Fuentasanta, Vincent Caselles, and José M. Mazón. 2009. “A Strongly Degenerate Quasilinear Equation: The Elliptic Case”. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE 3 (3):555-87. https://doi.org/10.2422/2036-2145.2004.3.04.