1. Covering codes;Cohen,1997
2. Further results on the covering radius of codes;Cohen;IEEE Trans. Inform. Theory,1986
3. Binary codes with covering radius one: Some new lower bounds;Habsieger;Disc. Mathematics,1997
4. I.S. Honkala, A new lower bound on codes with covering radius one, Proc. Internat. Symp. on Information Theory and its Applications, vol 1, 39-41, Sydney, 1994
5. Combinatorial lower bounds on binary codes with covering radius one;Honkala;Ars Combinatoria,1998