The Existence of Polarized F-structure on Volume Collapsed 4-manifolds. X. Rong — 1993 Geometric and functional analysis
Collapsed Riemannian Manifolds with Bounded Diameter and Bounded Covering Geometry. J. Cheeger; X. Rong — 1995 Geometric and functional analysis
Existence of Polarized F-structures on Collapsed Manifolds with Bounded Curvature and Diameter. J. Cheeger; X. Rong — 1996 Geometric and functional analysis