@article{1077491912,
author = {Smiley, M. F.},
title = {The Jacobi condition for extremaloids},
journal = {Duke Math. J.},
volume = {6},
number = {1},
year = {1940},
pages = { 425-427},
language = {en},
url = {http://dml.mathdoc.fr/item/1077491912}
}
Smiley, M. F. The Jacobi condition for extremaloids. Duke Math. J., Tome 6 (1940) no. 1, pp. 425-427. http://gdmltest.u-ga.fr/item/1077491912/