Publikacja dostępna na licencji Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/). Received: 15 June 2021, accepted: 9 July 2021, published: 14 July 2021. Academic editors: Małgorzata Łatuszyńska, Kesra Nermend. Publikacja wydana w : Special Issue "Energy Decision Making : Problems, Methods, and Tools" / editors Małgorzata Łatuszyńska, Kesra Nermend. Ta publikacja należy do sekcji : "Energy and Environment". The project is financed within the framework of the program of the Minister of Science and Higher Education under the name "Regional Excellence Initiative" in the years 2019–2022. Part of the publication is the result of a preliminary/pilot study entitled "Polskie porty morskie w obsłudze obrotów ładunkowych" (in English: "Polish seaports handling of cargo volume") as part of the MINIATURA 3 competition financed by "National Science Centre, Poland". |