1.
Setiawati D, Diksy Y, Tirta AP. Performance test for COD determination in wastewater using a closed reflux method with a COD reactor. InJAST [Internet]. 2025 Apr. 30 [cited 2025 May 13];6(`1):20-5. Available from: https://injast-pasca.unpak.ac.id/index.php/InJAST/article/view/5