00728nam0-22002651i-450-990001282730403321000128273FED01000128273(Aleph)000128273FED0100012827320000920d1964----km-y0itay50------baengIntermediate differential equationsE. RainvilleNew YorkMacmillan1964Equazioni differenziali intermedie515.3Rainville,Earl D.50061ITUNINARICAUNIMARCBK9900012827304033214-D-335504MA1MA1Intermediate differential equations384380UNINAING01