Syafutra, H., E. . Rustami, S. . Claudia, S. D. Hardiningtyas, S. Supriyanto, and M. . Zuhri. “DEVELOPMENT OF LOW-COST OPTICAL SENSOR-BASED DEVICE FOR REAL-TIME MICROALGAE CONCENTRATION MEASUREMENT”. Indonesian Physical Review, vol. 8, no. 2, May 2025, pp. 429-47, doi:10.29303/ipr.v8i2.473.