1. Adamenko, V.N., 1975. Climate of Big Cities (review). Obnink, USSR, 72 p (in Russian).
2. Underground railway environment in the UK. Part 2: investigation of heat load;Ampofo;Appl. Therm. Eng.,2004
3. Technische Meteorologie;Böer,1964
4. History of soil temperature measurements at the network of meteorological stations in Russsia;Bykhovets;Earth’s Cryosph.,2007
5. Subsurface heat flow in an urban environment;Ferguson;J. Geophys. Res.,2004