@misc{_Proskauer,
 howpublished={online},
 publisher={[b.w.]},
 publisher={(Druck von Joseph Wolff in Oppeln)},
 language={ger},
 title={Proskauer Obstbau-Zeitung, 1901, Jg. 6, No. 9},
 type={czasopismo},
 keywords={Prószków, ogrodnictwo, sadownictwo, prasa śląska},
}