@article{10_2140_agt_2006_6_1925,
     author = {Bergner, Julia E},
     title = {Rigidification of algebras over multi-sorted theories},
     journal = {Algebraic and Geometric Topology},
     pages = {1925--1955},
     year = {2006},
     volume = {6},
     number = {4},
     doi = {10.2140/agt.2006.6.1925},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2006.6.1925/}
}