@article{10_4064__26_2_229_233,
     author = {Jan R. Strooker},
     title = {A general acyclicity lemma and its uses},
     journal = {Banach Center Publications},
     pages = {229--233},
     publisher = {mathdoc},
     volume = {26},
     number = {2},
     year = {1990},
     doi = {10.4064/-26-2-229-233},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/-26-2-229-233/}
}