TY - JOUR T1 - Prechod Venuše cez slnečný disk A1 - Štefeček, Svetozár A1 - Koza, Július JA - Obzory matematiky, fyziky a informatiky Y1 - 2004 VL - 33 IS - 1 SP - 59 EP - 60 SN - 1335-4981 N2 - 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). ER -