Quy Giang P, Nakhapakorn K, Ussawarujikulchai A. Effectiveness of different spatial interpolators in estimating heavy metal contamination in shallow groundwater: a case study of arsenic contamination in Hanoi, Vietnam. Environ. Nat. Resour. J. [Internet]. 2017 Apr. 7 [cited 2024 May 7];9(1):31-7. Available from: https://ph02.tci-thaijo.org/index.php/ennrj/article/view/82460