Uyen, D.
(2003).
 Caesium and Strontium Isotopes Concentrations in Some Enviromental Samples and Gamma Radiation Fields in (Hanoi, Haiphong and Viettri) Cities, North Vietnam, 1980 - 1990.
<em>VNU Journal Of Science: Mathematics - Physics, 19</em>(1).
Retrieved from <a href="https://js.vnu.edu.vn/MaP/article/view/3999" target="_new">https://js.vnu.edu.vn/MaP/article/view/3999</a>