@article{03699522,
title = {The continuous Legendre transform, its inverse transform, and applications.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {3},
year = {1980},
pages = {47-67},
doi = {10.1155/S016117128000004X},
zbl = {0447.44001},
language = {en},
url = {http://dml.mathdoc.fr/item/03699522}
}
Butzer, Paul L.; Stens, R.L.; Wehrens, M. The continuous Legendre transform, its inverse transform, and applications.. International Journal of Mathematics and Mathematical Sciences, Tome 3 (1980) pp. 47-67. doi : 10.1155/S016117128000004X. http://gdmltest.u-ga.fr/item/03699522/