@article{ARM_1985__21_3_a4,
     author = {Agarwal, Ravi P. and Vosmansk\'y, Jarom{\'\i}r},
     title = {Necessary and sufficient conditions for the convergence of approximate {Picard's} iterates for nonlinear boundary value problems},
     journal = {Archivum mathematicum},
     pages = {171--175},
     publisher = {mathdoc},
     volume = {21},
     number = {3},
     year = {1985},
     mrnumber = {833127},
     zbl = {0599.65056},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1985__21_3_a4/}
}