Scientific Journal of Gdynia Maritime University
Scientific Journal of Gdynia Maritime University > 2022 > nr 121 > 28--40
Scientific Journal of Gdynia Maritime University > 2022 > nr 121 > 41--52
Scientific Journal of Gdynia Maritime University > 2022 > nr 121 > 20--27
Scientific Journal of Gdynia Maritime University > 2022 > nr 121 > 53--66