Nur Fajar I, Prayogi S. Monitoring CO2 and SO2 Exhaust Gas Emissions on Tanker Ships With An IoT Based PLC Controller. J. Emerg. Sup. Chain Clean En. and Proc. Eng. [Internet]. 2024 Jun. 29 [cited 2024 Dec. 3];3(1):31-6. Available from: //jescee.universitaspertamina.ac.id/index.php/jescee/article/view/80