Stafilov, T. (1994) “Corrections of the methods for manganese determination in waste waters by UV-VIS spectrophotometry and atomic absorption spectrometry and investigation of the possibility for its precipitation”, Macedonian Journal of Ecology and Environment, 2(1), pp. 91–99. Available at: http://mjee.org.mk/index.php/mjee/article/view/19 (Accessed: 28December2024).