L. Biliotti, A. Ghigi, P. Heinzner: Polar orbitopes Comm. Anal. Geom. Vol. 21, N. 3, p. 579-606, 2013 L. Biliotti, A. Ghigi, P. Heinzner: A remark on the gradient map Doc. Math. Vol. 19, p. 1017-1023, 2014 E. Colombo, P. Frediani, A. Ghigi: On totally geodesic submanifolds in the Jacobian locus Internat. J. Math. Vol. 26, N. 1, p. 1550005, 2015 P. Frediani, A. Ghigi, M. Penegini: Shimura varieties in the Torelli locus via Galois coverings Int. Math. Res. Not. IMRN Vol. 2015, N. 20, p. 10595-10623, 2015 L. Biliotti, A. Ghigi, P. Heinzner: Invariant convex sets in polar representations Israel J. Math. Vol. 213, N. 1, p. 423-441, 2016 L. Biliotti, A. Ghigi: Stability of measures on Kähler manifolds Adv. Math. Vol. 307, p. 1108-1150, 2017 L. Biliotti, A. Ghigi: Remarks on the Abelian convexity theorem (Submitted Paper) 2017