Fitriana, N., A. Prayitno, and E. Suprihadi. “Ethnoscience-PjBL for Water Pollution Treatment: Enhancing Chemistry Environmental Understanding and Mathematical Reasoning through Anaerobic Baffled Reactor (ABR)”. Jurnal Pembelajaran, Bimbingan, Dan Pengelolaan Pendidikan, vol. 6, no. 5, May 2026, p. 10, doi:10.17977/um065.v6.i5.2026.10.