Astuti, Vivi Rizki Indri, and Eri Zuliarso. 2019. “PREDIKSI PENJUALAN BUKET BUNGA DENGAN METODE EXPONENTIAL SMOOTHING”. Information Technology and Telematics 8 (2). https://www.unisbank.ac.id/ojs/index.php/fti3/article/view/6500.