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    P'altang, Taech'ŏngho sangsuwŏn sujil pojŏn t'ŭkpyŏl taech'aek chiyŏk hwan'gyŏng charyo /
    P'altang, Taech'ŏngho sangsuwŏn sujil pojŏn t'ŭkpyŏl taech'aek chiyŏk hwan'gyŏng charyo /
    팔당, 대청호상수원수질보전특별대책지역환경자료 /
    Published 2014

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