Nonlinear optical materials : principles and applications = Materiali ottici non lineari : princípi e applicazioni / ed. by V. Degiorgio and C. FlytzanisCoherent optical engineering : a selection of lectures : given at the International School of Quantum Electronics, Versilia, Tuscany, Italy, 1-15 September 1976 / edited by F.T. Arecchi and V. DegiorgioPhysics of amphiphiles: micelles, vesicles and microemulsions = Fisica degli anfifili: micelle, vescicole e microemulsioni / ed. by V. Degiorgio and by M. Corti