G. Aleksandar, Šarevska Maja, G. Nataša, Šarevska Monika, and Vasko Šarevski, “656.HVAC&R POLY-GENERATION SYSTEM WITH A GAS ENGINE AND CONVENTIONAL COOLING MACHINES/HEAT PUMPS”, MESJ, vol. 40, no. 2, pp. 105–110, Dec. 2022.