scientific article published in Astronomy and Astrophysics
author: Hans Rickman, Björn J. R. Davidsson, Rafael Rodrigo Montero, Marco Fulle, Stubbe Faurschou Hviid, Sonia Fornasier, Dennis Bodewits, Maria Antonietta Barucci, Luisa María Lara, Gabriele Cremonese, Francesco Marzari, Holger Sierks, Carsten Güttler, Nicholas Attree, Gabor Kovacs, Cecilia Tubiana, Ivano Bertini, Nicolas Thomas, Maurizio Pajola, Stefano Debei, Olivier Groussin, Monica Lazzarin, Paul Hartogh, Laurent Jorda, José J. Lopez-Moreno