Wende Chen, Iiro S. Honkala. Lower bounds for q-ary covering codes. IEEE Transactions on Information Theory, 36(3):664, 1990.
@article{ChenH90:4,
title = {Lower bounds for q-ary covering codes},
author = {Wende Chen and Iiro S. Honkala},
year = {1990},
researchr = {https://researchr.org/publication/ChenH90%3A4},
cites = {0},
citedby = {0},
journal = {IEEE Transactions on Information Theory},
volume = {36},
number = {3},
pages = {664},
}