@inproceedings{g.1987cyclic,
title={Cyclic cohomology for one-parameter smooth crossed products},
author={G. A. Elliott, T. Natsume, and R. Nest},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203310386759416},
booktitle={Acta Mathematica},
volume={160},
number={1},
pages={285-305},
year={1987},
}
G. A. Elliott, T. Natsume, and R. Nest. Cyclic cohomology for one-parameter smooth crossed products. 1987. Vol. 160. In Acta Mathematica. pp.285-305. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203310386759416.