1.      C.K.Yoo, J.H. Cho, H.J. Kwak, S.K. Choi, H.D. Chun and I.B. <st1:PersonName w:st="on">Lee</st1:PersonName>, Closed-loop identification and control application for dissolved oxygen concentration in the full-scale coke wastewater treatment plant, Water Science and Technology, 43(7), 207-214, International Water Association (<st1:date w:st="on" Day="1" Month="4" Year="2001" o:ls="trans">2001.04.01</st1:date>).