1. A conjugacy theorem for locally finite groups;Asar;Journal London Math. Soc. (2),1973
2. Group elements of prime power index;Baer;Transactions Amer Math. Soc.,1953
3. J.T. Baldwin 197+ Stability theory and algebra, to appear.
4. Logical stability in group theory;Baldwin;J. Australian Math. Soc.,1976
5. Modelele teoriei elementare a groupilor abeliene finite;Basarab;Studii Si Cercetari Matematice,1975