Diyasa, I.G.S.M. , Budiwitjaksono, G.S. , Masrifah, A. and Dzulqornain, M.R. 2022. Push Notification Using the Websocket in the Application of Sistem Informasi Uji Kompetensi Online (Situk) Version 2. Nusantara Science and Technology Proceedings. 2022, 24 (May 2022), 154-163. DOI:https://doi.org/10.11594/nstp.2022.2426.