Document Liveness Challenge Dataset (DLC-2021). - Dmitry V. Polevoy; Irina V. Sigareva; Daria M. Ershova; Vladimir V. Arlazarov; Dmitry P. Nikolaev; Zuheng Ming; Muhammad Muzzamil Luqman; Jean-Christophe Burie (J. Imaging, 2022)