Huboyo, Haryono Setiyo, Okto Risdianto Manullang, and Budi P Samadikun. “Identifying Concentration of Carbon Dioxide at Heights of 1.5 M and 15 M in Six Locations in Urban Areas”. Jurnal Riset Teknologi Pencegahan Pencemaran Industri 13, no. 2 (November 10, 2022): 1–9. Accessed November 23, 2024. https://jrtppi.id/index.php/jrtppi/article/view/136.