1. PBD-closure;Abel,2007
2. R.J.R. Abel, D. Combe, A.M. Nelson, W.D. Palmer, GBRDs with k=3 over 2-groups, semi-dihedral groups and nilpotent groups, preprint
3. Generalized Bhaskar Rao designs and the dihedral groups;Abel;J. Combin. Theory Ser. A,2004
4. Bhaskar Rao designs and the groups of order 12;Abel;Australas. J. Combin.,2004
5. Existence of generalized Bhaskar Rao designs with block size 3;Abel;Discrete Math.,2009