@article{JRAM_1957__198_150342,
     author = {Alexander Ostrowski},
     title = {\"Uber die {Evoluten} von endlichen {Ovalen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {14--27},
     publisher = {mathdoc},
     volume = {198},
     year = {1957},
     zbl = {0077.34805},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1957__198_150342/}
}