Não informado. (1981). IEEE Control Systems Magazine. Institute of Electrical and Electronics Engineers, Control Systems Society.
Chicago-viite (17. p.)Não informado. IEEE Control Systems Magazine. New York: Institute of Electrical and Electronics Engineers, Control Systems Society, 1981.
MLA-viite (8. p.)Não informado. IEEE Control Systems Magazine. Institute of Electrical and Electronics Engineers, Control Systems Society, 1981.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.