1. Infinite Abelian Groups;Fuchs,1970
2. Abelian groups;Hodges,1986
3. Omega-categoricity, relative categoricity and coordinatisation;Hodges,1988
4. A generalisation of Ulm's Theorem;Kaplansky;Summa Brasil. Math.,1951
5. ℵ0-Categoricity over a predicate;Pillay;Notre Dame J. Formal Logic,1983