A comparative analysis of the outer-belt primitive familiesM. N. De Prá, N. Pinilla-Alonso, J. Carvano, J. Licandro, D. Morate, V. Lorenzi, J. de León, H. Campins and T. Mothé-DinizA&A, 643 (2020) A102DOI: https://doi.org/10.1051/0004-6361/202038536