TY  - JOUR
AU  - Appel, K. I.
AU  - Parker, E. T.
TI  - On Unsolvable Groups of Degree p = 4q + 1, p and q Primes
JO  - Canadian journal of mathematics
PY  - 1967
SP  - 583
EP  - 589
VL  - 19
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-051-2/
DO  - 10.4153/CJM-1967-051-2
ID  - 10_4153_CJM_1967_051_2
ER  -