On the existence of area-minimizing surfaces with free boundary. Rugang Ye — 1991 Mathematische Zeitschrift
A Priori estimates for minimal surfaces with free boundary, which are not minima of the area. Rugang Ye — 1987 Manuscripta mathematica
How to blow infinitely large soap bubbles with a fixed boundary Rugang Ye — 1991 Annales de l'I.H.P. Analyse non linéaire
Bernstein-type theorems for space-like surfaces with parallel mean curvature. Y.L. Xin; Rugang Ye — 1997 Journal für die reine und angewandte Mathematik