@article{AUPCG_2012_3_1_a2,
     author = {Studia Geographica, Annales},
     title = {Introduction},
     journal = {Annales Universitatis Paedagogicae Cracoviensis. Studia Geographica},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPCG_2012_3_1_a2/}
}