Zapukhliak, V., Voznyy, V., & Hryhorskyi, S. (2025). MATHEMATICAL MODELLING OF THE PHYSICAL PROPERTIES OF ENERGY CARRIERS IN THE BIOGAS PRODUCTION SYSTEM. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY. Number, (20(76), 187–207. https://doi.org/10.31471/2304-7399-2025-20(76)-187-207