000 00291nam a2200133 a 4500
005 20210219152815.0
008 991125n cub 000 0 spa u
022 _a0138-7979
035 _aUPN01000061886
245 0 0 _aSIMIENTES
260 _aCuba
310 _aBimestral
905 _aRevista
999 _c61357
_d61357