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2. Czermański E (2019) Morska żegluga kontenerowa a zrównoważony rozwój transportu. University of Gdańsk Press, Gdańsk
3. Directive 2014/94/EU of the European Parliament and of the Council of 22 October 2014on the deployment of alternative fuels infrastructure
4. EcoPortsinSights (2019) ESPO environmental report
5. EU Commission (2006) Recommendation on the promotion of shore-side electricity for use by ships at berth in community ports of 8 May 2006, (2006/339/EC)