1405-0471 1405-0471 S1405-04712006000100051 10.21829/myb.2006.1211250 Venezuela Venezuela Venezuela 00 00 2006 00 00 2006 12 1 51 61

1993 5 45-53 1998 62 3 3 243-6 1998 124 5 5 292-8 2000 1983 1993 1998 60 1 1 18 1990 1992 6 3 3 147-55 1983 1995 1995 23 42-8 2004 18 1 1 102-8 1987 50 6 6 1149-15 1997 53 2 2 133-62 1987 39 2 2 138-40 1997 60 5 5 519-24 1992 36 2 2 249-51 2003 17 2 2 263-8 1987 IFLA 1987 1987 53 395-8 2000 1983 47 1 1 67-75 1995 58 1 1 57-67 2001 45 1 1 23-31 2004 2003 20 16-20 1986 39 6 6 15-20 1994 1965 1989 3 3 3 138-43 1989 1 2 2 82-7 1995 49 29-34 1997 1997 1981 1996 TAPPI 1998 TAPPI 1998 1999 2004 2000 2004 1997 1993 25 3 3 278-88 1999 Yokohama, Japan 32-4 1997