Classification of landsat thematic mapper data for land cover mapping in Malaysia : a morphological and contextual approach; Operation and control of the dividing wall column; Asse... 由 Mazlan Hashim, 1961-, Mohamed Ibrahim Abdul Mutalib, Mohd. Rashid Mohd. Yusof, 1959-, Noriah Bidin, 1957-, Yudariah Mohammad Yusof