@article{10_2140_agt_2011_11_225,
     author = {Dugger, Daniel and Spivak, David I},
     title = {Rigidification of quasi-categories},
     journal = {Algebraic and Geometric Topology},
     pages = {225--261},
     year = {2011},
     volume = {11},
     number = {1},
     doi = {10.2140/agt.2011.11.225},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2011.11.225/}
}