@article{AMLG_1971__9_137792,
     author = {John N. Crossley and P.H.G. Aczel},
     title = {Constructive order types, {III.}},
     journal = {Archiv f\"ur mathematische Logik und Grundlagenforschung},
     pages = {112--116},
     publisher = {mathdoc},
     volume = {9},
     year = {1971},
     zbl = {0199.02901},
     url = {http://geodesic.mathdoc.fr/item/AMLG_1971__9_137792/}
}