Changes in the morphology of interstellar ice analogues after hydrogen atom exposureE. Congiu, M. Accolla, F. Dulieu, H. Chaabouni, J.-L. Lemaire, H. Mokrane, E. Matar, G. Manicò and V. PirronelloEAS Publications Series, 58 (2012) 357-360DOI: https://doi.org/10.1051/eas/1258059