Friedrichs, Ferdinand, Karl Ulrich Rudolph3, Frank Panning4,, Pham Thi Huyen, Wolfgang Genthe, & Do Quang Trung.
" Occurrence of Toxic Substances Inhibiting the Nitrification  in Waste Water from Industrial Zones in Vietnam." <em>VNU Journal of Science: Natural Sciences and Technology</em> [Online], 32.3 (2016): n. pag. Web. 18 May. 2024