Fletcher, Roger Optimization. - London and New York : Academic press, 1969. - 354 p. : tabla, diagr. ; 24 cm BibliografĂa al final de cada artĂculo Subjects--Topical Terms: PROGRAMACION NO LINEAL -CONGRESOSOPTIMIZACION MATEMATICA Universal Decimal Class. No.: 519.853"1968" 519.812.3