@article{TAC_2008_21_a1,
     author = {V. Trnkova and J. Sichler},
     title = {Limit preserving full embeddings},
     journal = {Theory and applications of categories},
     pages = {21--36},
     publisher = {mathdoc},
     volume = {21},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2008_21_a1/}
}