@misc{Polski_Rejestr_Statków_Guidelines,
 author={Polski Rejestr Statków},
 howpublished={online},
 publisher={Polski Rejestr Statków},
 language={eng},
 title={Guidelines regarding the requirements for marine diesel engines fitted with NOx selective catalytic reduction (SCR) systems : January 2023},
 type={e-książka},
 keywords={NDIGOZ103952},
}