@article{TAC_2015_30_a30,
     author = {Giorgio Trentinaglia},
     title = {Reduced smooth stacks?},
     journal = {Theory and applications of categories},
     pages = {1032--1066},
     year = {2015},
     volume = {30},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2015_30_a30/}
}