L. Dung and S. V. Hai, “Nitrite Reduction Efficiency of Bacillus polymyxa Spores in Freshwater, Brackish Water, and Shrimp Pond Water”, VJASVN, vol. 23, no. 5, pp. 598–606, May 2025, doi: 10.31817/tckhnnvn.2025.23.5.05.