1. Agencija za energijo. (2014). Napoved položaja proizvodnih naprav OVE in SPTE. Retrieved July 18, 2019, from https://www.agen-rs.si/ove-spte-napoved-polozaja
2. Distributed energy resources and benefits to the environment
3. The Fourth Industrial Revolution: Towards Energy 4.0 in Kazakhstan
4. American Council for an Energy-Efficient Economy (ACEEE). (2009). Combined Heat and Power and Clean Distributed Energy Policies. Retrieved July 18, 2019, from https://aceee.org/files/pdf/fact-sheet/chp_policyposition0809.pdf
5. American Council for an Energy-Efficient Economy (ACEEE). (n.d.). Combined Heat and Power. Retrieved July 18, 2019, from https://aceee.org/sector/state-policy/toolkit/chp