@article{ARM_2011__47_1_a2,
     author = {Rost\'as, Krist{\'\i}na},
     title = {Minimal and maximal solutions of fourth order iterated differential equations  with singular nonlinearity},
     journal = {Archivum mathematicum},
     pages = {23--33},
     publisher = {mathdoc},
     volume = {47},
     number = {1},
     year = {2011},
     mrnumber = {2813544},
     zbl = {1240.34181},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_2011__47_1_a2/}
}