@misc{Polski_Rejestr_Statków_Using,
 author={Polski Rejestr Statków},
 howpublished={online},
 publisher={Polski Rejestr Statków},
 language={eng},
 type={e-książka},
 title={Using LNG or other low-flashpoint fuels onboard ships other then gas carriers, 2020 January},
 keywords={statki, zbiornikowce},
}