%0 Journal Article %T Geothermal energy systems in airports, or an innovative approach to sustainable and cost-effective energy supply %A Sagitov, D.I. %A Glushkova, D.I. %K geothermal systems, heat pumps, energy efficiency, cost-effectiveness, sustainable development, airports %J Journal of Applied Research %D 2026 %N 0 %P 0 %I ITBO University