@article{AUCMP_2005_46_Suppl_a9,
     author = {Posch, Thomas and Kerschbaum, Franz},
     title = {Kepler, {Horrocks,} {Hevelius} und der {Venustransit} von 1631},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {89--100},
     year = {2005},
     volume = {46},
     number = {Suppl},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_2005_46_Suppl_a9/}
}