@article{10_4064_sm181_1_1,
     author = {Toni Heikkinen and Pekka Koskela and Heli Tuominen},
     title = {Sobolev-type spaces from generalized {Poincar\'e} inequalities},
     journal = {Studia Mathematica},
     pages = {1--16},
     publisher = {mathdoc},
     volume = {181},
     number = {1},
     year = {2007},
     doi = {10.4064/sm181-1-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm181-1-1/}
}