Nugraha, Xavier, et al. “LEGALITAS PENGGUNAAN GPS SELAMA BERKENDARA MELALUI SMARTPHONE PASCA PUTUSAN MK NO. 23 PUU-XVI 2018”. UNES Law Review, vol. 1, no. 4, June 2019, pp. 350-63, https://doi.org/10.31933/ulr.v1i4.45.