Jonathan, M., and E. Rakun. “Translating SIBI (Sign System for Indonesian Gesture) Gesture-to-Text in Real-Time Using a Mobile Device”. Journal of ICT Research and Applications, vol. 16, no. 3, Dec. 2022, pp. 259-80, doi:10.5614/itbj.ict.res.appl.2022.16.3.5.