1605-2528 1605-2528 S1605-25281998000100017 Bolivia 00 04 1998 00 04 1998 31 17 31

1997 652 1997 30 55-67 1993 101-3 1996 347 1996 1997 1996 1993 1990 4 3 3 328-30 1997 31 3 3 189-98 1994