Approximate methods in optimization problems - Demyanov, Vladimir Fedorovich, 1938-; Rubinov, Aleksandr Moiseevich (New York : American Elsevier Pub. Co., 1970)
Translation of Priblizhennye metody resheniλiμa ηekstremal'nykh zadach.
Bibliography: p. 249-254.
Keywords: Maxima and minima