@article{10_4064_fm_55_1_1_9,
     author = {A. Delenau},
     title = {On a certain result of {Leray}},
     journal = {Fundamenta Mathematicae},
     pages = {1--9},
     publisher = {mathdoc},
     volume = {55},
     number = {1},
     year = {1964},
     doi = {10.4064/fm-55-1-1-9},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-55-1-1-9/}
}