@ARTICLE {, title = {Prechod Venuše cez slnečný disk}, author = {Štefeček, Svetozár and Koza, Július}, journal = {Obzory matematiky, fyziky a informatiky}, year = {2004}, volume = {33}, number = {1}, pages = {59--60}, issn = {1335-4981}, abstract = {European project related to the observation of the rare astronomical event and its application by the measurement of the distance from the Earth to the Sun (astronomical unit).}, }