@article{NCD_2007_11_a8,
     author = {Milena Vukmirovi\'c},
     title = {Digital hydrogeological map},
     journal = {Review of the National Center for Digitization},
     pages = {57 },
     publisher = {mathdoc},
     volume = {11},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NCD_2007_11_a8/}
}