Pracasitaram IGMSB, Ratnaya IG. IOT Based Automatic Counters For Classroom Capacity In The New Normal Era Of Covid-19. jurnalresistor [Internet]. 2022 Oct. 28 [cited 2025 May 8];5(2):182-9. Available from: https://ejournal.instiki.ac.id/index.php/jurnalresistor/article/view/1228