@article{1183417427,
author = {Hedrick, E. R.},
title = {A German Calculus for Engineers},
journal = {Bull. Amer. Math. Soc.},
volume = {10},
number = {3},
year = {1903},
pages = { 434-442},
language = {en},
url = {http://dml.mathdoc.fr/item/1183417427}
}
Hedrick, E. R. A German Calculus for Engineers. Bull. Amer. Math. Soc., Tome 10 (1903) no. 3, pp. 434-442. http://gdmltest.u-ga.fr/item/1183417427/