@inproceedings{sagun1984sharp,
title={Sharp function and weighted$L$^{$p$}estimates for a class of pseudo-differential operators},
author={Sagun Chanillo, and Alberto Torchinsky},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203521009551438},
booktitle={Arkiv for Matematik},
volume={24},
number={1},
pages={1-25},
year={1984},
}
Sagun Chanillo, and Alberto Torchinsky. Sharp function and weighted$L$^{$p$}estimates for a class of pseudo-differential operators. 1984. Vol. 24. In Arkiv for Matematik. pp.1-25. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203521009551438.