Ercan, S. (2004). Torsion-free groups with every proper homomorphic image an N₁-group. Algebra and Discrete Mathematics.
Chicago-Zitierstil (17. Ausg.)Ercan, S. "Torsion-free Groups with Every Proper Homomorphic Image an N₁-group." Algebra and Discrete Mathematics 2004.
MLA-Zitierstil (8. Ausg.)Ercan, S. "Torsion-free Groups with Every Proper Homomorphic Image an N₁-group." Algebra and Discrete Mathematics, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.