@article{MZ_1977__153_172480,
     author = {Rainer M. Vogt},
     title = {Commuting {Homotopy} {Limits.}},
     journal = {Mathematische Zeitschrift},
     pages = {59--82},
     publisher = {mathdoc},
     volume = {153},
     year = {1977},
     zbl = {0337.55013},
     url = {http://geodesic.mathdoc.fr/item/MZ_1977__153_172480/}
}