(1962). V. AC-7, № 4; I.R.E. Transactions on Automatic Control. 1962.
Cita Chicago (17th ed.)V. AC-7, № 4; I.R.E. Transactions on Automatic Control. 1962, 1962.
Cita MLA (9th ed.)V. AC-7, № 4; I.R.E. Transactions on Automatic Control. 1962, 1962.
Atenció: Aquestes cites poden no estar 100% correctes.