Kusumawati, R. et al. 2018. Peramalan Harga Saham Berdasarkan Jaringan Syaraf Fuzzy Elman Recurrent dengan Optimasi Evolutif. Jurnal Sains Dasar. 7, 2 (Oct. 2018), 95–102. DOI:https://doi.org/10.21831/jsd.v7i2.38548.