@article{JRAM_1986__364_152797,
     author = {Irving Reiner and Colin J. Bushnell},
     title = {New asymptotic formulas for the distribution of left ideals of orders.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {149--170},
     publisher = {mathdoc},
     volume = {364},
     year = {1986},
     zbl = {0575.12009},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1986__364_152797/}
}