@inproceedings{vladimir1993capacitary,
title={Capacitary inequalities for fractional integrals, with applications to partial differential equations and Sobolev multipliers},
author={Vladimir G Maz'ya, and Igor E Verbitsky},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203545101885638},
booktitle={Arkiv for Matematik},
volume={33},
number={1},
pages={81-115},
year={1993},
}

Vladimir G Maz'ya, and Igor E Verbitsky. Capacitary inequalities for fractional integrals, with applications to partial differential equations and Sobolev multipliers. 1993. Vol. 33. In Arkiv for Matematik. pp.81-115. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203545101885638.