Quin, Joa, et al. “ANALISIS KINERJA KODE BCH DAN WALSH DALAM SISTEM DIRECT SEQUENCE SPREAD SPECTRUM PADA KANAL FREQUENCY SELECTIVE FADING”. Jurnal SPEKTRUM, vol. 12, no. 3, Sept. 2025, pp. 54-62, doi:10.24843/SPEKTRUM.2025.v12.i03.p6.