01094nam a2200265 k 4500001001500000005001500015008004100030035002000071040001800091049002100109052002100130086002000151100003200171245009500203260014900298300000900447440004600456500005500502500003400557533010800591650003900699650001500738710002300753963005200776WMF000127323  20201125132748931217s1991    us      b     000   eng    a(DGPO)94070198   aGPOcGPOdDLC0 lZZ0000164944fXA06aNAS 1.26b187228  aNAS 1.26:1872281 aAhmad, Shahid0KAC2020M981910aLinear and nonlinear dynamic analysis by boundary element methodhmicroform/dShahid Ahmad  a[Washington, DC:bNational Aeronautics and Space Administration;aSpringfield, Va.:bNational Technical Information Service, distributor,c1991]  a1  v00a[NASA contractor report];vNASA CR-187228  aDistributed to depository libraries in microfiche.  aShipping list no.: 92-1593-M.  aMicrofiche.b[Washington, D.C.:cNational Aeronautics and Space Administration,d1992].e3 microfiches. 0aNonlinear boundary value problems. 0aVibration.  aNASA0KAB202010532  aNonlinearaboundaryavalueaproblemsaVibration