G. Bellettini, M. Novaga, M. Paolini: An example of three dimensional fattening for linked space curves evolving by curvature Comm. Partial Differential Equations Vol. 23, p. 1475-1492, 1998 G. Bellettini, M. Novaga, M. Paolini: Facet--breaking for three--dimensional crystals evolving by mean curvature Interfaces and Free Boundaries Vol. 1, p. 39-55, 1999 G. Bellettini, M. Novaga, M. Paolini: On a crystalline variational problem, part II: $BV$-regularity and structure of minimizers on facets Arch. Rational Mech. Anal. Vol. 157, N. 3, p. 193-217, 2001 G. Bellettini, M. Novaga, M. Paolini: On a crystalline variational problem, part I: first variation and global $L^\infty$ regularity Arch. Rational Mech. Anal. Vol. 157, N. 3, p. 165-191, 2001 M. Negri, M. Paolini: Numerical minimization of the Mumford-Shah functional Calcolo Vol. 38, p. 67-84, 2001 G. Bellettini, M. Novaga, M. Paolini: Characterization of facet--breaking for nonsmooth mean curvature flow in the convex case Interfaces and Free Boundaries Vol. 3, p. 415-446, 2001 G. Bellettini, V. Beorchia, M. Paolini: Topological and variational properties of a model for the reconstruction of three-dimensional transparent images with self-occlusions (Submitted Paper) 2006 G. Bellettini, V. Beorchia, M. Paolini: An explicit formula for a Bennequin-type invariant for apparent contours (Submitted Paper) 2007 M. Novaga, M. Paolini: Nonuniqueness for crystalline curvature flow Math. Mod. Meth. Appl. Sc. Vol. 17, N. 8, p. 1307-1315, 2007 G. Bellettini, V. Beorchia, M. Paolini: Completion of visible contours (Submitted Paper) 2008 G. Bellettini, M. Novaga, M. Paolini, C. Tornese: Convergence of discrete schemes for the Perona-Malik equation J. Differential Eqs. Vol. 245, p. 892-924, 2008 G. Bellettini, V. Beorchia, M. Paolini: Completeness of Reidemeister-type moves for surfaces embedded in three-dimensional space (Submitted Paper) 2009 G. Bellettini, M. Paolini: On the area of the graph of a singular map from the plane to the plane taking three values (Submitted Paper) 2009 G. Bellettini, M. Novaga, M. Paolini, C. Tornese: Classification of the equilibria for the semi-discrete Perona-Malik equation Calcolo Vol. 46, N. 4, p. 221-243, 2009 G. Bellettini, M. Novaga, M. Paolini: Convergence for long-times of a semidiscrete Perona-Malik equation in one dimension Math. Mod. Meth. Appl. Sc. Vol. 21, N. 2, p. 1-25, 2011 G. Bellettini, M. Paolini, F. Pasquarelli: Nonconvex mean curvature flow as a formal singular limit of the nonlinear bidomain model (Submitted Paper) 2012 S. Amato, G. Bellettini, M. Paolini: The nonlinear multidomain model: a new formal asymptotic analysis (Submitted Paper) 2013 G. Bellettini, V. Beorchia, M. Paolini, F. Pasquarelli: Shape Reconstruction from Apparent Contours. Theory and Algorithms Computational Imaging and Vision, Springer-Verlag, to appear (Book) p. iii-333, 2014 G. Bellettini, M. Paolini, L. Tealdi: On the area of the graph of a piecewise smooth map from the plane to the plane with a curve discontinuity (Accepted Paper) 2014 S. Amato, G. Bellettini, M. Paolini: Constrained $BV$ functions on covering spaces for minimal networks and Plateau's type problems (Submitted Paper) 2015 G. Bellettini, M. Paolini, L. Tealdi: Semicartesian surfaces and the relaxed area of maps from the plane to the plane with a line discontinuity (Submitted Paper) 2015 G. Bellettini, M. Paolini, F. Pasquarelli: Triple covers and a non-simply connected surface spanning an elongated tetrahedron and beating the cone (Submitted Paper) 2017 G. Bellettini, M. Paolini, F. Pasquarelli, G. Scianna: Covers, soap films and BV functions (Submitted Paper) 2017 G. Bellettini, A. Elshorbagy, M. Paolini, R. Scala: On the relaxed area of the graph of discontinuous maps from the plane to the plane taking three values with no symmetry assumptions (Preprint) 2019 G. Bellettini, A. Betti, M. Paolini: A free boundary singular transport equation as a formal limit of a discrete dynamical system (Submitted Paper) 2022