Warangkhana Khaodee. 2006. Development of passive samplers for determination of nitrogen dioxide, sulfur dioxide and ozone in ambient air. Field of Study Chemistry, Chiang Mai University;
Warangkhana Khaodee. (2006) Development of passive samplers for determination of nitrogen dioxide, sulfur dioxide and ozone in ambient air . Chiang Mai University/Chiang Mai.
Warangkhana Khaodee. Development of passive samplers for determination of nitrogen dioxide, sulfur dioxide and ozone in ambient air. . Chiang Mai:Chiang Mai University, 2006.
Warangkhana Khaodee. (2006) Development of passive samplers for determination of nitrogen dioxide, sulfur dioxide and ozone in ambient air . Chiang Mai University/Chiang Mai.