@article{1028997955,
author = {Conner, P. E.},
title = {On the action of the circle group.},
journal = {Michigan Math. J.},
volume = {4},
number = {2},
year = {1957},
pages = { 241-247},
language = {en},
url = {http://dml.mathdoc.fr/item/1028997955}
}
Conner, P. E. On the action of the circle group.. Michigan Math. J., Tome 4 (1957) no. 2, pp. 241-247. http://gdmltest.u-ga.fr/item/1028997955/