I 003 Asp A Aspects of network and system theory, edited by R. E. Kalman and N. DeClaris. * Contributlng authors: J. Andersen [and others] New York, Holt, Rinehart and Winston [1971] xxiii, 648 p. ilus. 24 cm. A collection of papers in honor of E. A. Guillemin. '’References" al final de los capítulos*