00307nam a2200121Ia 4500008004100000041001200041082002500053100002600078245002600104250001100130260003200141300001200173231217s9999    xx            000 0 und d  aEnglish  a629.13237  SCH;2  R1  aSchlichting, Hermann. 0aBoundary layer theory  a4th ed  c1960bMcGraw HillaNew York  axx, 647