Abidin AZ, Hutahaean AC, Siregar NS. Study on Extending the Lifetime of MASARO Fertilizer and Feed Concentrate Products. IGSC [Internet]. 2023 Oct. 4 [cited 2025 Oct. 8];3(1):339-51. Available from: https://gcs.itb.ac.id/proceeding-igsc/index.php/igsc/article/view/155