Fully Nonlinear PDEs in Real and Complex Geometry and Optics - Luca Capogna, Pengfei Guan, Cristian E. GutiÃ©rrez, Annamaria Montanari; Guan, Pengfei; Gutiérrez, Cristian E.; Lanconelli, Ermanno; Montanari, Annamaria (Springer International Publishing, 2014)