@article{AIHP_1939__9_1_1_0,
author = {Morse, Marston},
title = {Sur le calcul des variations},
journal = {Annales de l'institut Henri Poincar\'e},
volume = {9},
year = {1939},
pages = {1-11},
zbl = {0021.03403},
language = {fr},
url = {http://dml.mathdoc.fr/item/AIHP_1939__9_1_1_0}
}
Morse, Marston. Sur le calcul des variations. Annales de l'institut Henri Poincaré, Tome 9 (1939) pp. 1-11. http://gdmltest.u-ga.fr/item/AIHP_1939__9_1_1_0/