CONSERT suggests a change in local properties of 67P/Churyumov-Gerasimenko’s nucleus at depthV. Ciarletti, A. C. Levasseur-Regourd, J. Lasue, C. Statz, D. Plettemeier, A. Hérique, Y. Rogez and W. KofmanA&A, 583 (2015) A40DOI: https://doi.org/10.1051/0004-6361/201526337