@misc{Töppen_Max_(1822-1893)_Die,
 author={Töppen, Max (1822-1893)},
 address={Berlin},
 howpublished={online},
 publisher={[s.n.]},
 language={ger},
 title={Die ältesten Nachrichten über das Geschützwesen in Preußen},
 type={nadbitka},
 keywords={artyleria - zakon krzyżacki, artyleria},
}