@article{RCM_2020_54_1_a2,
     author = {Jos\'e Andr\'es Quintero and Carlos Enrique Uzc tegui},
     title = {Completion of premetric spaces},
     journal = {Revista colombiana de matematicas},
     pages = {19--29},
     publisher = {mathdoc},
     volume = {54},
     number = {1},
     year = {2020},
     url = {http://geodesic.mathdoc.fr/item/RCM_2020_54_1_a2/}
}