Gerhard J. M. van Wee Bounds on packings and coverings by spheres in q-ary and mixed Hamming spaces. [Citation Graph (0, 0)][DBLP] J. Comb. Theory, Ser. A, 1991, v:57, n:1, pp:117-129 [Journal]
Gerhard J. M. van Wee Improved sphere bounds on the coveting radius of codes. [Citation Graph (0, 0)][DBLP] IEEE Transactions on Information Theory, 1988, v:34, n:2, pp:237-245 [Journal]
Gerhard J. M. van Wee Some new lower bounds for binary and ternary covering codes. [Citation Graph (0, 0)][DBLP] IEEE Transactions on Information Theory, 1993, v:39, n:4, pp:1422-0 [Journal]