@misc{,
 volume={Year 1918/1919},
 copyright={Public Domain},
 howpublished={online},
 language={pol},
 type={Text},
 URL={http://rcin.org.pl/ibd/Content/14088/PDF/WA488_5863_P1765_R1918-1919-RPAU.pdf},
 keywords={Polish Academy of Arts and Sciences - history, Polish scientific periodicals - 20 c.},
}