@article{TAC_1996_2_a7,
     author = {P.T. Johnstone},
     title = {Remarks on {Quintessential} and {Persistent} {Localizations}},
     journal = {Theory and applications of categories},
     pages = {90--99},
     publisher = {mathdoc},
     volume = {2},
     year = {1996},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_1996_2_a7/}
}