@article{d6f0c450a6964571b9e8b236d3e26c62,
title = "New Sobolev spaces via generalized Poincar{\'e} inequalities on metric measure spaces",
keywords = "Approximation of the identity, Embedding theorem, Haj{\l}asz-Sobolev space, Poinca{\'r}e inequality, Sharp maximal function, Sobolev space, Space of homogeneous type",
author = "Lixin Yan and Dachun Yang",
year = "2006",
month = sep,
doi = "10.1007/s11464-006-0021-y",
language = "English",
volume = "1",
pages = "480--483",
journal = "Frontiers of Mathematics in China",
issn = "1673-3452",
publisher = "Higher Education Press",
number = "3",
}