@article{GDZPPN002106272,
title = {The shape of a figure-eight under the curve shortening flow.},
journal = {Inventiones mathematicae},
volume = {96},
year = {1989},
pages = {177-180},
zbl = {0669.53003},
url = {http://dml.mathdoc.fr/item/GDZPPN002106272}
}
Grayson, Matthew A. The shape of a figure-eight under the curve shortening flow.. Inventiones mathematicae, Tome 96 (1989) pp. 177-180. http://gdmltest.u-ga.fr/item/GDZPPN002106272/