@article{TAC_2016_31_a27,
     author = {Enxin Wu},
     title = {The {Fermat} functors},
     journal = {Theory and applications of categories},
     pages = {807--832},
     publisher = {mathdoc},
     volume = {31},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2016_31_a27/}
}