@misc{Huygens_Christiaan_(1629-1695)_Christiani,
 author={Huygens, Christiaan (1629-1695)},
 howpublished={online},
 publisher={apud Janssonios Vander Aa},
 language={lat},
 type={printed books 1501-1800},
 title={Christiani Hugenii Zulichemi, dum viveret Zelemii Toparchae. Opera varia. Volumen primum},
 keywords={astronomy, physics, printed books 1501-1800},
}