@article{MZM_2005_77_6_a13,
     author = {I. A. Ivanishko},
     title = {Generalized {Sobolev} {Classes} on {Metric} {Measure} {Spaces}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {937--941},
     publisher = {mathdoc},
     volume = {77},
     number = {6},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2005_77_6_a13/}
}