Ramadhani , Liska, and Dewi Shinta Wulandari Lubis. 2024. “Analysis Of Competitive Strategies At The Santika Premier Dyandra Hotel Medan In Facing Competition In The Hotel Industry In The City Of Medan”. Jurnal Ekonomi 13 (02):1338-50. https://ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/4802.