A. Cucinotta, F. Fiorani:
On the dimension of the singular set of perimeter minimizers in spaces with a two-sided Ricci curvature bound
Journal of Geometric Analysis 2024

F. Fiorani, A. Mondino, D. Semola:
Monotonicity formula and stratification of the singular set of perimeter minimizers in RCD spaces
Comment. Math. Helv. Vol. 101, N. 2, p. 193--238, 2026