Dust properties and their variations in comet C/2013 X1 (PANSTARRS)Olena Shubina, Evgenij Zubko, Valerii Kleshchonok, Oleksandra V. Ivanova, Marek Husárik and Gorden VideenA&A, 687 (2024) A297DOI: https://doi.org/10.1051/0004-6361/202449145