@article{1077491421,
author = {Reid, William T.},
title = {Isoperimetric problems of Bolza in non-parametric form},
journal = {Duke Math. J.},
volume = {5},
number = {1},
year = {1939},
pages = { 675-691},
language = {en},
url = {http://dml.mathdoc.fr/item/1077491421}
}
Reid, William T. Isoperimetric problems of Bolza in non-parametric form. Duke Math. J., Tome 5 (1939) no. 1, pp. 675-691. http://gdmltest.u-ga.fr/item/1077491421/