θ -mappings and quasiconformal mappings in normed spaces Giovanni Porru — 1977 Rendiconti del Seminario Matematico della Università di Padova
Second-order boundary estimates for solutions to singular elliptic equations in borderline cases. Anedda, Claudia; Porru, Giovanni — 2011 Electronic Journal of Differential Equations (EJDE) [electronic only]
Geometric properties of solutions to maximization problems. Cuccu, Fabrizio; Jha, Kanhaiya; Porru, Giovanni — 2003 Electronic Journal of Differential Equations (EJDE) [electronic only]
Nonlinear elastic membranes involving the p -Laplacian operator. Cuccu, Fabrizio; Emamizadeh, Behrouz; Porru, Giovanni — 2006 Electronic Journal of Differential Equations (EJDE) [electronic only]
Second-order estimates for boundary blowup solutions of special elliptic equations. Anedda, Claudia; Buttu, Anna; Porru, Giovanni — 2006 Boundary Value Problems [electronic only]