@misc{Huygens_Christiaan_(1629-1695)_Opuscula,
 author={Huygens, Christiaan (1629-1695)},
 howpublished={online},
 publisher={apud Cornelium Boutesteyn},
 language={lat},
 type={printed books 1501-1800},
 title={Opuscula postuma, quae continent dioptricam, commentarios de vitris figurandis, dissertationem de corona & parheliis, tractatum de motu, de vi centrifuga, descriptionem automati planetarii},
 keywords={astronomy, mathematics, physics, printed books 1501-1800},
}