Tanjung, Yati Oktapia, Firman Firman, and Gesit Thabrani. 2018. “ANALISIS STRATEGI OPERASI MENGGUNAKAN METODE ANALISIS TWOS DAN AHP PADA HOTEL RANGKAYO BASA KOTA PADANG”. Ranah Research : Journal of Multidisciplinary Research and Development 1 (1), 52 - 57. https://jurnal.ranahresearch.com/index.php/R2J/article/view/20.