@misc{_Dr.,
 howpublished={online},
 publisher={Justus Perthes},
 language={ger},
 type={czasopismo},
 title={Dr. A. Petermann's Mittheilungen aus Justus Perthes' Geographischer Anstalt, 1889, Bd. 35, nr 12},
 keywords={Justus Perthes' Geographischer Anstalt},
}