Na’imah, Emy Natun, and Siti alfiatur Rohmaniah. “Analisis Data Produksi Ikan Konsumsi Menggunakan Uji Friedman”. UJMC (Unisda Journal of Mathematics and Computer Science), vol. 6, no. 01, June 2020, pp. 25-32, doi:10.52166/ujmc.v6i01.2384.