M. Cabanillas-Carbonell, P. . Cusi-Ruiz, D. . Prudencio-Galvez, and J. L. . Herrera Salazar, “Mobile Application with Augmented Reality to Improve the Process of Learning Sign Language”, Int. J. Interact. Mob. Technol., vol. 16, no. 11, pp. pp. 51–64, Jun. 2022.