1. Sobolev inequalities in disguise;Bakry;Indiana Univ. Math. J.,1995
2. Dirichlet Forms and Analysis on Wiener Space;Bouleau;de Gruyter Studies in Math.,1991
3. Poincar inequalities and quasiconformal structure on the boundary of some hyperbolic buildings;Bourdon,1999
4. Differentiability of Lipschitz Functions on Metric Measure Spaces;Cheeger;GAFA,1995
5. Sobolev Spaces and hypoelliptic Equations I;Chernikov;Siberian Adv. Math.,1996