00721    a2200217   4500020001500000020001800015082001200033090001500045100002000060245010700080250001200187260003100199300002100230490003500251700002500286700002000311830003500331942002600366999001700392952009400409  a0387489169  a9780387489162  a515.355  c1052d10521 aSanders, Jan A.10aAveraging methods in nonlinear dynamical systems /cJan A. Sanders, Ferdinand Verhulst, James Murdock.  a2nd ed.  a[S.l.] :bSpringer,c2007.  a458 p. ;c24 cm.1 aApplied mathematical sciences.1 aVerhulst, Ferdinand.1 aMurdock, James. 0aApplied mathematical sciences.  aSNScBKk515.355  SAN  c29669d29669  00104070aSNSbSNSd2016-05-26l0o515.355  SANpSNS0001237r2016-05-26w2016-05-26yBK