Crossing barriers in planetesimal formation: The growth of mm-dust aggregates with large constituent grainsT. Jankowski, G. Wurm, T. Kelling, J. Teiser, W. Sabolo, P. J. Gutiérrez and I. BertiniA&A, 542 (2012) A80DOI: https://doi.org/10.1051/0004-6361/201218984