{"tema_id":"3957","string":"CATALIZADORES ZIEGLER-NATTA","created":"2015-01-22 15:59:28","code":null,"modified":"2015-02-11 06:22:23","notes":[{"@type":"Cota LC","@lang":"es","@value":"[QD505 (Physical chemistry)]\n\n[TP159.C3 (Chemical engineering)] "}]}