@article{10_4064_fm_160_3_269_286,
     author = {Jerzy Dydak and Francisco Romero Ruiz del Portal},
     title = {Bimorphisms in pro-homotopy and proper homotopy},
     journal = {Fundamenta Mathematicae},
     pages = {269--286},
     publisher = {mathdoc},
     volume = {160},
     number = {3},
     year = {1999},
     doi = {10.4064/fm-160-3-269-286},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-160-3-269-286/}
}