@article{JRAM_1982__333_152439,
     author = {Michael Laska},
     title = {Solving the equation x3 - y2 = r in number fields.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {73--85},
     publisher = {mathdoc},
     volume = {333},
     year = {1982},
     zbl = {0481.10012},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1982__333_152439/}
}