@article{TAC_2002_10_a15,
     author = {Robert El Bashir and Jiri Velebil},
     title = {Simultaneously {Reflective} {And} {Coreflective} {Subcategories} of {Presheaves}},
     journal = {Theory and applications of categories},
     pages = {410--423},
     publisher = {mathdoc},
     volume = {10},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2002_10_a15/}
}