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Dyfyniad Arddull ChicagoVidyasagar, M. Nonlinear Systems Analysis. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1993.
Dyfyniad MLAVidyasagar, M. Nonlinear Systems Analysis. 2nd ed. Prentice-Hall, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.