Sekine, Makoto, Masahiro Tokumura, Mohammad Raknuzzaman, Md Kawser Ahmed, M Rafiqul Islam, and Shigeki Masunaga. 2017. “Development of Method for Quantitative Determination of Water Arsenic by Field Test Kit”. Fundamental and Applied Agriculture 3 (1):340–346. https://doi.org/10.5455/faa.282549.