01499cam a22003857a 4500001000800000005001700008007001400025008004100039035002300080035001200103037002200115040000900137074001600146086002000162091000800182100001800190245012900208260015200337300000900489490002200498500007000520500003400590500005500624533010700679650002400786650003100810650003000841650002500871650002100896650003100917700002300948710006700971830004101038984003401079414875520080608090916.0he bmb---bbca991112r19961996dcu b f000 0 eng d a(OCoLC)ocm42818068 a4148755 a19970023701bNASA a GPO a0830-D (MF)0 aNAS 1.15:112475 amfm1 aChoi, Sung R.10aCyclic fatigue of brittle materials with an indentation-induced flaw systemh[microform] /cSung R. Choi, Jonathan A. Salem. a[Washington, DC :bNational Aeronautics and Space Administration ;aSpringfield, Va. :bNational Technical Information Service, distributor,c1996] a1 v.1 aNASA-TM ;v112475 aRepr. from Materials science & engineering A, 208 (1996) 126-130. aShipping list no.: 99-0055-M. aDistributed to depository libraries on microfiche. aMicrofiche.b[Washington, D.C. :cNational Aeronautics and Space Administration,d1997]e1 microfiche. 7aIndentation.2nasat 7aFatigue (Materials)2nasat 7aBrittle materials.2nasat 7aFatigue life.2nasat 7aCeramics.2nasat 7aNumerical analysis.2nasat1 aSalem, Jonathan A.1 aUnited States.bNational Aeronautics and Space Administration. 0aNASA technical memorandum ;v112475. aANLcmc SUDOC NAS 1.15:112475