Author Affiliations +
T. Lapucci,1 M. Bonaglia,1 L. Busoni,1 P. Grani,1 A. Puglisi,1 J. Ziegleder,2 C. Eredia,3 E. Cascone,3 M. Colapietro,3 P. Ciliegi4
1Italian National Institute of Astrophysics, Arcetri Observatory (Italy)
2Max Planck Institute for Extraterrestrial Physics (Germany)
3Italian National Institute of Astrophysics, Capodimonte (Italy)
4Italian National Institute of Astrophysics, Bologna Observatory (Italy)