| Issue Date | Title | Author(s) |
| Jun-2010 | Comparative assessment of eight models predicting the ground temperature | Michopoulos, Apostolos ; Papakostas, K. T. ; Mavrommatis, Th. ; Kyriakis, N. A. |
| 2009 | Energy consumption of a residential building: Comparison of conventional and RES-based systems | Michopoulos, Apostolos ; Martinopoulos, Georgios ; Papakostas, Konstantinos T. ; Kyriakis, Nikolas A. |
| Feb-2014 | The exploitation of biomass for building space heating in Greece: Energy, environmental and economic considerations | Michopoulos, Apostolos ; Skoulou, V. ; Voulgari, V. ; Tsikaloudaki, A. ; Kyriakis, N. A. |
| Jul-2010 | The influence of a vertical ground heat exchanger length on the electricity consumption of the heat pumps | Michopoulos, Apostolos ; Kyriakis, N. A. |
| Sep-2009 | A new energy analysis tool for ground source heat pump systems | Michopoulos, Apostolos ; Kyriakis, N. A. |
| Jun-2011 | Potential of autonomous ground-coupled heat pump system installations in Greece | Michopoulos, Apostolos ; Papakostas, K. T. ; Kyriakis, N. A. |
| Oct-2009 | Predicting the fluid temperature at the exit of the vertical ground heat exchangers | Michopoulos, Apostolos ; Kyriakis, N. A. |
| Mar-2007 | Three-years operation experience of a ground source heat pump system in Northern Greece | Michopoulos, Apostolos ; Bozis, D. ; Kikidis, P. ; Papakostas, K. ; Kyriakis, N. A. |