@article{10_4064_fm_132_1_1_23,
     author = {Beverly Brechner and J. Mayer and E. Tymchatyn},
     title = {Inaccessibility, essential maps, and shape theory},
     journal = {Fundamenta Mathematicae},
     pages = {1--23},
     publisher = {mathdoc},
     volume = {132},
     number = {1},
     year = {1989},
     doi = {10.4064/fm-132-1-1-23},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-132-1-1-23/}
}