@article{PORMA_1974__33_2_115221,
     author = {Hall, Michael H.},
     title = {Classes of pairs which are supports for a homology theory},
     journal = {Portugaliae mathematica},
     pages = {79--84},
     publisher = {mathdoc},
     volume = {33},
     number = {2},
     year = {1974},
     mrnumber = {0339138},
     zbl = {0278.55002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1974__33_2_115221/}
}