Iiro S. Honkala. Combinatorial lower bounds on binary codes with covering radius one. Ars Comb., 50, 1998.
@article{Honkala98-0, title = {Combinatorial lower bounds on binary codes with covering radius one}, author = {Iiro S. Honkala}, year = {1998}, researchr = {https://researchr.org/publication/Honkala98-0}, cites = {0}, citedby = {0}, journal = {Ars Comb.}, volume = {50}, }