APA (7th ed.) Citation

Oreta, A. W. (1991). A background on system identification in structural engineering using Kalman filter. Philippine Engineering Journal.

Chicago Style (17th ed.) Citation

Oreta, Andres W.C. "A Background on System Identification in Structural Engineering Using Kalman Filter." Philippine Engineering Journal 1991.

MLA (9th ed.) Citation

Oreta, Andres W.C. "A Background on System Identification in Structural Engineering Using Kalman Filter." Philippine Engineering Journal, 1991.

Warning: These citations may not always be 100% accurate.