1405-2253 1405-2253 S1405-22532019000300002 10.18232/alhe.983 Mexico 00 12 2019 00 12 2019 26 3

1973 20 59-117 1964 35 35 64-79 1988 1990 101-13 Banco Nacional de Cuba 1977 1971 1968 1961 1 4 4 19 1984 1990 1978 1989 1987 71-98 1962 13 13 17-22 1964 34 34 13-24 1969 1988 69-77 1970 1968 1978 49 49 1968 1981 1994 2009 52 52 41-61 2015 81-82 81-82 158-64 1988 335 335 52-74 2008 216 216 77-89 1970 1974 1977 3 83-118 1987 15 1 1 23-39 1988 1990 1992 6 6 51-66 1994 12 1 1 111-41 2014 71 2 2 691-723 1987 1981 31 3 3 284-95 1979 6 1 1 13-37 1980 3 3 60-94 1987 15 1 1 153-61 1989 1987 15 1 1 5-22