@article{01779100,
title = {Monotone-iterative technique of Lakshmikantham for the initial value problem for a differential equation with a step function.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {30},
year = {2002},
pages = {57-64},
doi = {10.1155/S0161171202011699},
zbl = {1012.34061},
language = {en},
url = {http://dml.mathdoc.fr/item/01779100}
}
Hristova, S.G.; Rangelova, M.A. Monotone-iterative technique of Lakshmikantham for the initial value problem for a differential equation with a step function.. International Journal of Mathematics and Mathematical Sciences, Tome 30 (2002) pp. 57-64. doi : 10.1155/S0161171202011699. http://gdmltest.u-ga.fr/item/01779100/