World System Teletext (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "World System Teletext" in English language version.

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1exampointers.com

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1web.archive.org

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books.google.com

Lewis, Geoff (1994). Communications Technology Handbook. Oxford, England: Newnes. p. 388. ISBN 0-7506-1729-2.

ebu.ch

tech.ebu.ch

Kramer, D. "Higher-level teletext in action" (PDF). EBU Technical Review (Spring 1998).

etsi.org

Enhanced Teletext specification (PDF). ETSI. 1997.
Graphics Character Sets etsi.org
ETSI EN 300 706 - Enhanced Teletext specification (PDF). EBU. 2002. p. 10.

exampointers.com

"Teletext Transmission". ExamPointer. 1993. Retrieved 14 July 2009.

itu.int

"Recommendation ITU-R BT.653-3 (02/1998) Teletext systems" (PDF). itu.int.

komkon.org

de Kogel, Marcel. "P2000 Architecture". komkon.org. Retrieved 4 September 2019.

mb21.co.uk

teletext.mb21.co.uk

"Teletext Gallery: BBC Ceefax". mb21: The Teletext Museum. Retrieved 4 September 2019.

web.archive.org

Wiels. "TeleText - Het Protocol" (in Dutch). Mosaic characters. Archived from the original on 22 December 2017. Retrieved 21 December 2017.

wiels.nl

Wiels. "TeleText - Het Protocol" (in Dutch). Mosaic characters. Archived from the original on 22 December 2017. Retrieved 21 December 2017.