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008190325e1981    onca   #ob   f000 0 eng d
040 |aCaOODSP|beng|erda|cCaOODSP
043 |an-cn---
0861 |aCo24-39/1981E-PDF
1001 |aBall, A. J. S.|q(Alan John Stuart),|d1943- |eauthor.
24510|aUser interfaces for future videotex systems / |cA.J.S. Ball, Videotext Consulting Services and J. Gecsei, Département d'informatique et de recherche opérationnelle, Université de Montréal.
264 1|a[Ottawa] : |bDepartment of Communications, |cMay 1981.
300 |a1 online resource (65 pages) : |bfigures.
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
500 |aDigitized edition from print [produced by Innovation, Science and Economic Development Canada].
504 |aIncludes bibliographical references (pages 53-59).
69207|2gccst|aTelecommunications networks
69207|2gccst|aImplementation
69207|2gccst|aDesign
7001 |aGecsei, Jan, |eauthor.
7101 |aCanada. |bDepartment of Communications.
85640|qPDF|s3.57 MB|uhttps://publications.gc.ca/collections/collection_2019/isde-ised/Co24-39-1981-eng.pdf