@article{CTGDC_2008__49_2_129_0,
     author = {Solomon, Afework},
     title = {A note on {Kieboom's} pullback theorem for cofibrations},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {129--141},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {49},
     number = {2},
     year = {2008},
     mrnumber = {2426399},
     zbl = {1154.55006},
     language = {en},
     url = {http://archive.numdam.org/item/CTGDC_2008__49_2_129_0/}
}