@article{MM2_1971__5_154060,
     author = {Theodor Br\"ocker},
     title = {Singul\"are {Definition} der {\"Aquivarianten} {Bredon} {Homologie.}},
     journal = {Manuscripta mathematica},
     pages = {91--102},
     publisher = {mathdoc},
     volume = {5},
     year = {1971},
     zbl = {0213.49902},
     url = {http://geodesic.mathdoc.fr/item/MM2_1971__5_154060/}
}