Voronoi diagrams on piecewise flat surfaces and an application to biological growth. - Claude Indermitte; Thomas M. Liebling; Marc Troyanov; Heinz Clémençon (Theor. Comput. Sci., 2001)

Mean Curvature and Asymptotic Volume of Small Balls. - Dominique Hulin; Marc Troyanov (Am. Math. Mon., 2003)