Haniah Mahmudah, Okkie Puspitorini, Nur Adi Siswandari, Ari Wijayanti, and Eliya Alfatekha, “Naive Bayes Classifier – Smoothing Method on Smartphone Sensors for Driver Activity Classification”, Jurnal Nasional Teknik Elektro dan Teknologi Informasi, vol. 9, no. 3, pp. 268-277, Aug. 2020.