Pal, Shri, and R. Debnath. “Optimisation of Heating, Ventilation and Air Conditioning (HVAC) With CO2 Removal System”. International Journal of Research in Engineering, Science and Management, vol. 6, no. 3, Apr. 2023, pp. 156-9, https://journal.ijresm.com/index.php/ijresm/article/view/2639.