Publikacja dostępna na licencji Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/). Received: 30 August 2021, revised: 15 November 2021, accepted: 18 November 2021, published: 24 November 2021. Opublikowano ostatecznie 2021-12-08. Academic editors: Vincenzo Bianco, Biswajit Sarkar. Publikacja wydana w : Special Issue "Energy Supplies in the Countries from the Visegrad Group" / editor Tomasz Rokicki. Ta publikacja należy do sekcji : "I: Energy Economics and Policy". Author contributions: conceptualization D.M. and B.M.; methodology D.M. and B.M.; software D.M.; validation, formal analysis, investigation, resources, data curation, writing—original draft preparation, writing—review and editing D.M. and B.M. All authors have read and agreed to the published version of the manuscript. |
