@article{1031732776,
author = {Levin, J. J. and Nohel, J. A.},
title = {A system of nonlinear integrodifferential equations.},
journal = {Michigan Math. J.},
volume = {13},
number = {1},
year = {1966},
pages = { 257-270},
language = {en},
url = {http://dml.mathdoc.fr/item/1031732776}
}
Levin, J. J.; Nohel, J. A. A system of nonlinear integrodifferential equations.. Michigan Math. J., Tome 13 (1966) no. 1, pp. 257-270. http://gdmltest.u-ga.fr/item/1031732776/