Balodis, Māris, Valērijs Skribans, and Poļina Ivanova. 2016. “Development of a System Dynamics Model for Evaluation of the Impact of Integration of Renewable Energy Sources on the Operational Efficiency of Energy Supply Facilities: Theoretical Background”. Economics and Business 28 (1): 4-12. https://doi.org/10.1515/eb-2016-0001.