Husein, A.M. , Willim, A., Nainggolan, Y.T. , Simanggungsong, A.M. and Banjarnahor, P. 2021. Railroad traffic light sensors to anticipate jams at junctions based on ATMega8. Sinkron : jurnal dan penelitian teknik informatika. 5, 2B (Oct. 2021), 144-156. DOI:https://doi.org/10.33395/sinkron.v6i1.11074.