@article{MOMA_1986__102_178302,
     author = {Ray Redheffer and Wolfgang Walter},
     title = {Remarks on {Ordinary} {Differential} {Equations} in {Orderd} {Banach} {Spaces.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {237--250},
     publisher = {mathdoc},
     volume = {102},
     year = {1986},
     zbl = {0597.34063},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1986__102_178302/}
}