Probing the merger history of red early-type galaxies with their faint stellar substructuresBrisa Mancillas, Pierre-Alain Duc, Françoise Combes, Frédéric Bournaud, Eric Emsellem, Marie Martig and Leo Michel-DansacA&A, 632 (2019) A122DOI: https://doi.org/10.1051/0004-6361/201936320