A note on Hajłasz-Sobolev spaces on fractalsJIAXIN HU.Journal of mathematical analysis and applications. 2003, Vol 280, Num 1, pp 91-101, issn 0022-247X, 11 p.Article

An integral characterization of Hajłasz-Sobolev spaceTROYANOV, Marc; GOL'DSHTEIN, Vladimir.Comptes rendus de l'Académie des sciences. Série 1, Mathématique. 2001, Vol 333, Num 5, pp 445-450, issn 0764-4442Article

Hajłasz-Sobolev imbedding and extensionYUAN ZHOU.Journal of mathematical analysis and applications. 2011, Vol 382, Num 2, pp 577-593, issn 0022-247X, 17 p.Article