@misc{_Guidelines,
 howpublished={online},
 publisher={Polski Rejestr Statków},
 language={eng},
 type={e-książka},
 title={Guidelines for design, installation and type testing for fixed fire-extinguishing systems used onboard ships},
 keywords={statki, środki bezpieczeństwa, zapobieganie pożarom, aparatura i sprzęt},
}