Amnaj Sudto. (1998) Information system for supporting oil spill combating strategies. Mahidol University,:ม.ป.ท.Amnaj Sudto. 1998. Information system for supporting oil spill combating strategies. ม.ป.ท.:Mahidol University,;Amnaj Sudto. Information system for supporting oil spill combating strategies. ม.ป.ท.:Mahidol University, 1998. Print.