Patcharaporn Khaokhajorn. 2011. Analysis of fluoride distribution in soil at the installation points of reverse osmosis drinking water vending machines. Field of Study Chemistry, Chiang Mai University;
Patcharaporn Khaokhajorn. (2011) Analysis of fluoride distribution in soil at the installation points of reverse osmosis drinking water vending machines . Chiang Mai University/Chiang Mai.
Patcharaporn Khaokhajorn. Analysis of fluoride distribution in soil at the installation points of reverse osmosis drinking water vending machines. . Chiang Mai:Chiang Mai University, 2011.
Patcharaporn Khaokhajorn. (2011) Analysis of fluoride distribution in soil at the installation points of reverse osmosis drinking water vending machines . Chiang Mai University/Chiang Mai.