@article{700197,
     title = {Investigation of the solutions of differential equations on an infinite interval and the fixed point theorems},
     booktitle = {Differential Equations and Their Applications},
     series = {GDML\_Books},
     publisher = {Slovensk\'e pedagogick\'e nakladate\v lstvo},
     address = {Bratislava},
     year = {1967},
     pages = {143-153},
     zbl = {0187.08902},
     url = {http://dml.mathdoc.fr/item/700197}
}

Švec, Marko. Investigation of the solutions of differential equations on an infinite interval and the fixed point theorems, dans Differential Equations and Their Applications, GDML_Books,  (1967), pp. 143-153. http://gdmltest.u-ga.fr/item/700197/