thermal network. circulating pump. pumping works. return. tepelná sieť. obehové čerpadlo. čerpacia práca. návratnosťTakács, Ján, 1954- The Analysis of Thermal Network of District Heating System from Investor Point of View. Rácz, Lukáš, 1986- In: AIP Conference Proceedings. -- ISSN 0094-243X The Application of Experimental and Numerical Methods in Fluid Mechanics and Energy 2016. -- Vol. 1745, (2016), online, [6] s.