T. Tsutsui, Y. Ueda, K. Ijichi, K. Mizuta and Y. Uemura
Journal of Applied Sciences 10 ( 24 ): 3215 - 3221 , 2010
Y. Uemura, W. Omar, T. Tsutsui, D. Subbarao and S. Yusup
Journal of Applied Sciences 10 ( 24 ): 3250 - 3256 , 2010