G. Catino, L. Mazzieri: Connected sum construction for _k-Yamabe metrics J. Geom. Anal. Vol. 23, N. 2, p. 812-854, 2013 H. D. Cao, G. Catino, Q. Chen, C. Mantegazza, L. Mazzieri: Bach-flat gradient steady Ricci solitons Calc. Var. Partial Differential Equations Vol. 49, N. 1-2, p. 125-138, 2014 G. Catino, A. Deruelle, L. Mazzieri: Uniqueness of asymptotically cylindrical gradient shrinking Ricci solitons arXiv:1311.7499 [math.DG] (Preprint) 2014 G. Catino, C. Mantegazza, L. Mazzieri: A note on Codazzi tensors Math. Ann. Vol. 362, N. 1-2, p. 629-638, 2015 G. Catino, L. Mazzieri, S. Mongodi: Rigidity of gradient Einstein shrinkers Commun. Contemp. Math. Vol. 17, N. 6, p. 1550046, 2015 G. Catino, C. Mantegazza, L. Mazzieri: Locally conformally flat ancient Ricci flows Anal. PDE Vol. 8, N. 2, p. 365-371, 2015 G. Catino, L. Mazzieri: Gradient Einstein solitons Nonlinear Anal. Vol. 132, p. 66-94, 2016 G. Catino, L. Cremaschi, Z. Djadli, C. Mantegazza, L. Mazzieri: The Ricci-Bourguignon flow Pacific J. Math. (Published Online) Vol. 287, N. 2, p. 337370, 2017 G. Catino, A. Roncoroni, L. Vezzoni: On the umbilic set of immersed surfaces in three-dimensional space forms Bull. Sci. Math. (Accepted Paper) 2020