- Yanio Hernández Heredia, Vladimir Milián Núñez, José Ruiz-Shulcloper, editors, Progress in Artificial Intelligence and Pattern Recognition - 7th International Workshop on Artificial Intelligence and Pattern Recognition, IWAIPR 2021, Havana, Cuba, October 5-7, 2021, Proceedings. Volume 13055 of Lecture Notes in Computer Science, Springer, 2021.