1981

R.P. Guidorzi: Modelli multivariabili per l'identificazione, in Identificazione Parametrica, pp. 223-257, CLUP, Milano, 1981.

G.L. Chierici, G.A. Gottardi and R.P. Guidorzi: Aquifer dynamics identification in underground gas storages, Oil and Gas Journal, vol. 79, n. 39, pp. 269-285, September 1981.

S. Beghelli and R.P. Guidorzi: STML, a system theory modular library - general structure and level I routines, Preprints of the VIII IFAC Triennial World Congress, vol. XI, pp. 19-22, Kyoto, Japan, August 1981.

R.P. Guidorzi: Invariants and canonical forms for systems structural and parametric identification, Automatica, vol. 17, n. 1, pp. 117-133, January 1981.