@article{10_4064_ap_49_1_93_99,
     author = {Jolanta Soca{\l}a},
     title = {Exactness of expanding mappings},
     journal = {Annales Polonici Mathematici},
     pages = {93--99},
     publisher = {mathdoc},
     volume = {49},
     number = {1},
     year = {1988},
     doi = {10.4064/ap-49-1-93-99},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-49-1-93-99/}
}