@inproceedings{antonio2012equivariant,
title={Equivariant Poincaré series of filtrations and topology},
author={Antonio Campillo, Félix Delgado, and Sabir M. Gusein-Zade},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203637249488058},
booktitle={Arkiv for Matematik},
volume={52},
number={1},
pages={43-59},
year={2012},
}
Antonio Campillo, Félix Delgado, and Sabir M. Gusein-Zade. Equivariant Poincaré series of filtrations and topology. 2012. Vol. 52. In Arkiv for Matematik. pp.43-59. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203637249488058.