@article{10_4064_fm_106_2_105_126,
     author = {L. Husch and J. Stoughton},
     title = {s-Fibrations},
     journal = {Fundamenta Mathematicae},
     pages = {105--126},
     publisher = {mathdoc},
     volume = {106},
     number = {2},
     year = {1980},
     doi = {10.4064/fm-106-2-105-126},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-106-2-105-126/}
}