Koh, Hock Lye Model study of hydraulic flow characteristics of wastestabilization pond, by Koh Hock bye and Lim Poh Eng - Pulau Pinang, Universiti Sains Malaysia, 1983 - 16 p. : ill. - Technical report no. 5/83 . Subjects--Topical Terms: Hydrauklics, Sewage lagoons