@misc{Polski_Rejestr_Statków_Rules,
 author={Polski Rejestr Statków},
 howpublished={online},
 publisher={Polski Rejestr Statków},
 language={eng},
 title={Rules for statutory survey of sea-going ships. Pt. 1, Survey regulations : October 2019},
 type={e-książka},
 keywords={statki, kontrola techniczna},
}