Bassalygo, L. A.; Zinov’ev, V. A.; Leont’ev, V. K.; Fel’dman, N. I. Nonexistence of perfect codes over some composite alphabets. (Russian) Zbl 0326.94008 Probl. Peredaci Inform. 11, No. 3, 3-13 (1975). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 1 Document MSC: 94B60 Other types of codes PDFBibTeX XMLCite \textit{L. A. Bassalygo} et al., Probl. Peredachi Inf. 11, No. 3, 3--13 (1975; Zbl 0326.94008)