@article{HanrathPlesken2008, author = {Wilhelm Hanrath and Wilhelm Plesken}, title = {Group rings and irreducible representations of space groups / by W. Hanrath and W. Plesken}, journal = {Journal f{\"u}r die reine und angewandte Mathematik. 362 (1985)}, pages = {130 -- 140}, year = {2008}, }