Alfaresi, B., M. V. E. Satya, and F. Ardianto. “ANALISA MODEL PROPAGASI OKUMURA-HATA DAN COST-HATA PADA KOMUNIKASI JARINGAN WIRELESS 4G LTE”. Jurnal Ampere, vol. 5, no. 1, June 2020, pp. 32-40, doi:10.31851/ampere.v5i1.4158.