@article{MZ_1982__180_173212,
     author = {Thomas C. Craven},
     title = {On the {Prime} {Ideal} of an {Ordering} of {Higher} {Level.}},
     journal = {Mathematische Zeitschrift},
     pages = {553--566},
     publisher = {mathdoc},
     volume = {180},
     year = {1982},
     zbl = {0476.13010},
     url = {http://geodesic.mathdoc.fr/item/MZ_1982__180_173212/}
}