1. On a conjecture of M. E. Watkins on graphical regular representations of finite groups;Babai;Compositio Math.,1978
2. Infinite digraphs with given regular automorphism groups;Babai;J. Combin. Theory Ser. B,1978
3. Finite digraphs with given regular automorphism groups;Babai;Period. Math. Hungar.,1980
4. On the abstract group of automorphisms, in Combinatorics (Proc. 8th British Comb. Conf. Swansea 1981);Babai,1981
5. Tournaments with given regular group;Babai;Aequationes Math.,1979