00763nam0-22002531i-450-990001226820403321000122682FED01000122682(Aleph)000122682FED0100012268220000920d1988----km-y0itay50------baengMatched Asymptotic Expansions. Ideas and Techniques.by Lagerstrom P.A.New York [etc.]Springer-Verlag1988.Applied mathematical sciences76Lagerstrom,Paco Axel56975ITUNINARICAUNIMARCBK990001226820403321C-33-(765316MA1MA1Matched Asymptotic Expansions. Ideas and Techniques381894UNINAING01