@misc{Juel_Christian_(1855–1935)_Om_1912,
 author={Juel, Christian (1855–1935)},
 editor={Nielsen, Niels. Ed.},
 copyright={Public Domain},
 address={Kjøobenhavn},
 address={Kristiania},
 howpublished={online},
 year={1912},
 publisher={Gyldendalske Boghandel Nordisk Forlag},
 language={dan},
 type={Text},
 title={Om algebraiske og ikke-algebraiske Flader},
 URL={http://rcin.org.pl/Content/79948/PDF/WA35_104617_4567_Beretning-9.pdf},
}