@article{GDZPPN002082314,
title = {Winch curves.},
journal = {Elemente der Mathematik},
volume = {44},
year = {1989},
pages = {124-129},
zbl = {0702.51015},
url = {http://dml.mathdoc.fr/item/GDZPPN002082314}
}
Sanders, R. Winch curves.. Elemente der Mathematik, Tome 44 (1989) pp. 124-129. http://gdmltest.u-ga.fr/item/GDZPPN002082314/