00269nam a2200109Ia 450000500170000008000180001724500450003526000260008030000100010658300180011665000250013420260716043713.0  a01.02.01 S623  a25 years of SELA : mission and prospects  bSELAaCaracasVEc2000  a83 p.  c6/29/06kJOYD  aREGIONAL INTEGRATION