V. D. Ho, Q. T. Tran, T. S. Nguyen, and N. D. Nguyen, “Determination of selenium in biological materials by short-time neutron activation analysis using ⁷⁷ᵐSe at the Dalat research reactor”, Nucl. Sci. and Tech., vol. 4, no. 3, pp. 36-42, Sep. 2014.