@article{PORMA_1967__26_4_115052,
     author = {Davis, H.S. and Doyle, P.H.},
     title = {Invertible continua},
     journal = {Portugaliae mathematica},
     pages = {487--491},
     publisher = {mathdoc},
     volume = {26},
     number = {4},
     year = {1967},
     mrnumber = {0256357},
     zbl = {0186.56301},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1967__26_4_115052/}
}