Gopal, M. Digital control and state variable methods : conventional and neural-fuzzy control systems / [Books]. M. Gopal. - 2nd ed., International ed. - Singapore ; London : McGraw Hill, 2004. - xvi, 998 p. : ill. ; 24 cm. Previous ed.: New Delhi : Tata-McGraw Hill, 1997. Includes bibliographical references and index. ISBN: 0070483027 Subjects--Topical Terms: Digital control systems.