@article{10_2140_agt_2013_13_1089,
     author = {Barthel, Tobias and Riehl, Emily},
     title = {On the construction of functorial factorizations for model categories},
     journal = {Algebraic and Geometric Topology},
     pages = {1089--1124},
     year = {2013},
     volume = {13},
     number = {2},
     doi = {10.2140/agt.2013.13.1089},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2013.13.1089/}
}