000 00364nam a2200157Ia 4500
005 20250425160822.0
008 250425s9999 xx 000 0 und d
041 _aeng
082 _a628.168
245 0 _aAPPLICATION OF NUMERICAL CLASSIFICATION IN EC
250 _aS.E.
260 _aS.L.
260 _aSin Pais
_bUSEA
_c1977
942 _c01
010 _a6040
999 _c196774
_d196774