Huboyo, H. S., Manullang, O. R., & Samadikun, B. P. (2022). 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(2), 1–9. https://doi.org/10.21771/jrtppi.2022.v13.no2.p1-9