Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1973__130_171850, author = {Hans Lausch}, title = {On {Normal} {Fitting} {Classes.}}, journal = {Mathematische Zeitschrift}, pages = {67--72}, publisher = {mathdoc}, volume = {130}, year = {1973}, zbl = {0238.20039}, url = {http://geodesic.mathdoc.fr/item/MZ_1973__130_171850/} }
Hans Lausch. On Normal Fitting Classes.. Mathematische Zeitschrift, Tome 130 (1973), pp. 67-72. http://geodesic.mathdoc.fr/item/MZ_1973__130_171850/