Não informado. (1981). IEEE Control Systems Magazine. Institute of Electrical and Electronics Engineers, Control Systems Society.
Chicago-referens (17:e uppl.)Não informado. IEEE Control Systems Magazine. New York: Institute of Electrical and Electronics Engineers, Control Systems Society, 1981.
MLA-referens (8:e uppl.)Não informado. IEEE Control Systems Magazine. Institute of Electrical and Electronics Engineers, Control Systems Society, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.