00348    a2200121   4500020001800000082001600018245006600034260005100100300002300151650002500174650001300199650001400212  a9789550263004  a001.42bRES  aResearch for national developmentbOur stength our scientists  aColombobNational Research Councilc2009g2009  axxvii, 289p.c25cm  aSCIENTIFIC  RESEARCH  aRESEARCH  aKNOWLEDGE