@article{TAC_2006_16_a23,
     author = {Pieter Hofstra and Federico De Marchi},
     title = {Descent for {Monads}},
     journal = {Theory and applications of categories},
     pages = {668--699},
     publisher = {mathdoc},
     volume = {16},
     year = {2006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2006_16_a23/}
}