For citations:

Erokhin F.A., Boldyrev I.A. OPERATING AND CONTROL OF «GROUND-WATER» HEAT PUMP IN VOLZHSKY BRANCH OF THE NATIONAL RESEARCH UNIVERSITY «MOSCOW POWER ENGINEERING INSTITUTE». Alternative Energy and Ecology (ISJAEE). 2015;(17-18):54-58. (In Russ.) https://doi.org/10.15518/isjaee.2015.17-18.007