Kỳ, N.V. and Vân, L.T.T. 2013. Manganese pollution in ground water of Pleistocene aquifers in Ho Chi Minh City area. Vietnam Journal of Earth Sciences. 35, 1 (Jun. 2013), 81–87. DOI:https://doi.org/10.15625/0866-7187/35/1/3043.