Jessada Khajonrit และ Malulee tuntawiroon. (2011) Determination of the elemental contents in sediments of the inner gulf of Thailand by instrumental neutron activation analysis. Mahidol University:ม.ป.ท.Jessada Khajonrit และ Malulee tuntawiroon. 2011. Determination of the elemental contents in sediments of the inner gulf of Thailand by instrumental neutron activation analysis. ม.ป.ท.:Mahidol University;Jessada Khajonrit และ Malulee tuntawiroon. Determination of the elemental contents in sediments of the inner gulf of Thailand by instrumental neutron activation analysis. ม.ป.ท.:Mahidol University, 2011. Print.