@article{10_4064_fm_41_1_122_136,
     author = {K. Tatarkiewicz},
     title = {Les transformations unifoli\'ees},
     journal = {Fundamenta Mathematicae},
     pages = {122--136},
     publisher = {mathdoc},
     volume = {41},
     number = {1},
     year = {1955},
     doi = {10.4064/fm-41-1-122-136},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-41-1-122-136/}
}