On Group and Nongroup Perfect Codes in $q$ Symbols.
Open Access
- 1 December 1969
- journal article
- Published by Det Kgl. Bibliotek/Royal Danish Library in MATHEMATICA SCANDINAVICA
- Vol. 25, 149-158
- https://doi.org/10.7146/math.scand.a-10952
Abstract
On Group and Nongroup Perfect Codes in $q$ Symbols.