Development of ocean wave and current energy devices / by Omar Yaakob, 1960-, author, Mohamad Pauzi Abdul Ghani, author, Kamarul Baharin Tawi, author, Dedy Triawan Suprayogi, author, Azliza Aziz, author, Khairul Ezani Jaafar, author, UMT International Symposium on Sustainability Science and Management (7th: 2008: Terengganu)