[1]
M. A. Anuar and S. Ahmad, “Producing Fertiliser for Bok Choy Using Waste From Silica Water Filter”, rpmme, vol. 6, no. 1, pp. 1–9, Sep. 2025, Accessed: Aug. 15, 2026. [Online]. Available: https://periodical.uthm.edu.my/index.php/rpmme/article/view/18771