- Journal of Number Theory, Vol. 6, No. 3, June 1974 by Hans Zassenhaus,  1974
 - Journal of Number Theory , Vol. 3 1971 by Hans Zassenhaus,  1971
 - Theory of Groups. by Hans Zassenhaus,  1949
 - Journal of Number Theory, Vol. 6, No. 2, Apr. 1972 by Hans Zassenhaus,  1972
 - Journal of Number Theory, Vol. 6, No. 1, Feb. 1974 by Hans Zassenhaus,  1974
 - Journal of Number Theory , Vol. 4 1972 by Hans Zassenhaus,  1972
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