WASET
Visetpotjanakit, S. , Nakkaew, N.. "Verification of Sr-90 Determination in Water and Spruce Needles Samples Using IAEA-TEL-2016-04 ALMERA Proficiency Test Samples". World Academy of Science, Engineering and Technology, Open Science Index 126, International Journal of Environmental and Ecological Engineering, (2017), 11(6), 525 - 528.