@inproceedings{camil2003bi-parameter,
title={Bi-parameter paraproducts},
author={Camil Muscalu, Jill Pipher, Terence Tao, and Christoph Thiele},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203346015165660},
booktitle={Acta Mathematica},
volume={193},
number={2},
pages={269-296},
year={2003},
}
Camil Muscalu, Jill Pipher, Terence Tao, and Christoph Thiele. Bi-parameter paraproducts. 2003. Vol. 193. In Acta Mathematica. pp.269-296. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203346015165660.