Electrical properties and porosity of the first meter of the nucleus of 67P/Churyumov-Gerasimenko - As constrained by the Permittivity Probe SESAME-PP/Philae/Rosetta
Anthony Lethuillier, Alice Le Gall, Michel Hamelin, Walter Schmidt, Klaus J. Seidensticker, Réjean Grard, Valérie Ciarletti, Sylvain Caujolle-Bert, Hans-Herbert Fischer and Roland Trautner