Falb, Peter L. Some successive approximation methods in control and oscillation theory - New York : Academic Press, 1969 - 240 p. : il. - Mathematics in science and engineering. A series of monographs and textbooks ; v.59 . Subjects--Topical Terms: PROBLEMAS DE VALOR DE CONTORNOCONTROL--TEORIA Dewey Class. No.: 629.8 / F177s