@article{MM2_1973__10_154187,
     author = {Eric M. Friedlander},
     title = {The {Etale} {Homotopy} {Theorie} of a {Geometric} {Fibration.}},
     journal = {Manuscripta mathematica},
     pages = {209--244},
     publisher = {mathdoc},
     volume = {10},
     year = {1973},
     zbl = {0263.14004},
     url = {http://geodesic.mathdoc.fr/item/MM2_1973__10_154187/}
}