@book{62169,
	title = {SCO XENIX system V operating system : run time environment.},
	publisher = {Santa Cruz Operation, },
	year = {c1986.},
	url = {https://www.worldcat.org/title/sco-xenix-system-v-operating-system-run-time-environment/oclc/31504371&referer=brief_results}
}