@article{10_4064_ap_30_3_263_281,
     author = {W. Waliszewski},
     title = {Regular and coregular mappings of differential spaces},
     journal = {Annales Polonici Mathematici},
     pages = {263--281},
     publisher = {mathdoc},
     volume = {30},
     number = {3},
     year = {1974},
     doi = {10.4064/ap-30-3-263-281},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-30-3-263-281/}
}