@article{10_4064_am_24_1_109_112,
     author = {Jacek Weso{\l}owski},
     title = {Are continuous mappings preserving normality necessarily linear?},
     journal = {Applicationes Mathematicae},
     pages = {109--112},
     publisher = {mathdoc},
     volume = {24},
     number = {1},
     year = {1997},
     doi = {10.4064/am-24-1-109-112},
     zbl = {0862.60009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-24-1-109-112/}
}