@article{1183422340,
author = {Crathorne, A. R.},
title = {The total variation in the isoperimetric problem with variable end points},
journal = {Bull. Amer. Math. Soc.},
volume = {20},
number = {3},
year = {1913},
pages = { 519-522},
language = {en},
url = {http://dml.mathdoc.fr/item/1183422340}
}
Crathorne, A. R. The total variation in the isoperimetric problem with variable end points. Bull. Amer. Math. Soc., Tome 20 (1913) no. 3, pp. 519-522. http://gdmltest.u-ga.fr/item/1183422340/