Perdana, D., Dewanta, F. and Wibawa, I.P.D. 2022. Extending Monitoring Area of Production Plant Using Synchronized Relay Node Message Scheduling. International Journal of Communication Networks and Information Security (IJCNIS). 9, 1 (Apr. 2022). DOI:https://doi.org/10.17762/ijcnis.v9i1.2280.