000 00407nam a22001697a 4500
015 _a3495
080 _a532.1
_bNER
100 _aNekrasov, B.
245 _aHydraulics for aeronautical engineers
260 _aMir publishers
_bMoscow
_c1969
300 _a274p.
_bFig.
852 _a1L1-4
999 _c1350
_d1350