1405-3322 1405-3322 S1405-33222021000200005 10.18268/bsgm2021v73n2a060121 Venezuela France Venezuela Belgium Venezuela 00 00 2021 00 00 2021 73 2

2002 190 1-2 1-2 119-49 2004 79 1-23 1993 1997 24 155-67 1999 10 10 2002 Caracas, Venezuela 2003 101 43-65 2007 11 3 3 311-26 2012 4-5 1999 308 1-21 2000 2002 345 1-4 1-4 299-327 2005 69 3-4 3-4 181-233 2007 32 735-41 2012 Caracas, Venezuela 1999 495-557 1971 130 1-33 1993 1994 541-7 1978 57 105-16 2011 5 1982 21 1-2 1-2 13-35 1974 733-41 2002 154 55-76 2000 172 1 1 271-89 2010 100 241-55 2009 325 5941 5941 710-4 2015 67 498-511 1953 64 1 1 7-40 1999 419-76 2011 28 1 1 8-39 1985 4591-611 1988 201-7 2001 106 22067-93 1993 98 21853-63 2011 28 1 1 126-48 Bolivar Study Group 2007 91 5 5 1-31 2010 1953 14-7 2011 51 398-410 2006 234 1-4 1-4 21-42 2002 Third 1998 117 1-2 1-2 97-121 2008 250 3-4 3-4 234-50 2009 114 B2 B2 1-23 1979 3 4 4 171-84 1972 11 2 2 127-36 2010 33 2 2 108-21 2012 1985 2618-48 2001 26 2 2 69-74 2001 28 15 15 2987-90 2018 214 3 3 1986-2001 1972 283-94 1974 17 128-30 1988 155 121-38 1992 20 5 5 415-8 2016 121 11 11 8276-96 2005 22 6-7 6-7 775-804 2006 252 1-2 1-2 119-37 2015 120 3 3 1993-2013 1973 8 3 3 49-54 2002 184 3 3 273-93 1973 54 1 1 9-12 1979 52 447-55 1984 6 257-73 1971 291-5 1977 7 1965-80 1975 86 2 2 213-26 1997 33 25-38 1998 68 6 6 1077-92 2003 423 6942 6942 853-8 1976 295-395 1986 10 6639-56 1985 505-29 1990 6 6 6 915-9 2002 15 2 2 157-71 2000 172 245-70 2005 221 381-95 2011 279 1-4 1-4 37-51 2020 9-10 April 2020 Coimbatore, Tamil Nadu, India 2002 21 1-3 1-3 295-305 2001 29 1 1 75-8 1994 84 4 4 974-1002 1997 2000 411-25