[1], A Macintosh Client for the Hewlett-Packard Component Monitoring System http://anestit.unipa.it/software/TEngel_Abstracts.html#STA93 ↩
[2][permanent dead link], RS232 Computer Interface Programming Guide https://woc.dei.uc.pt/weboncampus/getFile.do?tipo=2&id=9816 ↩