Application of GFRP rubbish trap in open channel system / by Norhan Abd. Rahman, author, Shukur Abu Hassan, author, Noraliani Alias, author, Siti Rabe'ah Othman, 1983-, author, Noor Suraya Romali, 1983-, author, Muhammad Fuad Shukor, author, JSPS-VCC Group 5 Seminar on Water and Wastewater Management and Technologies (2008: Sabah)