@article{10_4153_CJM_1978_109_3,
     author = {Hambleton, I. and Milgram, R. J.},
     title = {Poincar\'e {Transversality} for {Double} {Covers}},
     journal = {Canadian journal of mathematics},
     pages = {1319--1330},
     year = {1978},
     volume = {30},
     number = {6},
     doi = {10.4153/CJM-1978-109-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1978-109-3/}
}