김은순 Vernon R. Eidman 2018-11-15T08:27:50Z 2018-11-15T08:27:50Z 1995-02 JRD17-2-06 http://repository.krei.re.kr/handle/2018.oak/15847 KREI Evaluating Policy Alternatives to Control Nitrate Pollution in Groundwater:A Conceptual Approach Evaluating Policy Alternatives to Control Nitrate Pollution in Groundwater:A Conceptual Approach KREI 논문 Gim, Uhnsoon Vernon R. Eidman