@article{DOCMA_2006__11__a12,
     author = {Cibils, Claude and Solotar, Andrea},
     title = {Galois coverings, {Morita} equivalence and smash extensions of categories over a field.},
     journal = {Documenta mathematica},
     pages = {143--159},
     publisher = {mathdoc},
     volume = {11},
     year = {2006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2006__11__a12/}
}