... produced.''¹

David B. Stewart, Introduction to Real-time, 2001, On-line accessed 25 March 2004, retrieved from http://www.embedded.com/showArticle.jhtml?articleID=9900353

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... UNIX²

UNIX is a multi-user time sharing operating system developed by AT&T Bell Labs in 1969

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.