@article{GDZPPN002031086,
title = {Approximation under an arc length constraint.},
journal = {Aequationes mathematicae},
volume = {18},
year = {1978},
pages = {235-240},
zbl = {0379.41017},
url = {http://dml.mathdoc.fr/item/GDZPPN002031086}
}
Keener, L.L.; Ling, W.H. Approximation under an arc length constraint.. Aequationes mathematicae, Tome 18 (1978) pp. 235-240. http://gdmltest.u-ga.fr/item/GDZPPN002031086/