The Bell System Technical Journal > 1951 > 30 > 4 > 1078 - 1102
Source
Abstract
Identifiers
journal ISSN : | 0005-8580 |
DOI | 10.1002/j.1538-7305.1951.tb03697.x |
The Bell System Technical Journal > 1951 > 30 > 4 > 1078 - 1102
journal ISSN : | 0005-8580 |
DOI | 10.1002/j.1538-7305.1951.tb03697.x |