Analisis Keunggulan Bersaing Air Minum Dalam Kemasaan Merek Narmada Terhadap Merek Aqua Dan Netral Di Kabupaten Lombok Timur: Analysis of Competitive Advantage of Narmada Brand Bottled Drinking Water Against Aqua and Netral Brands in East Lombok Regency. AS 2025, 3 (2), 166-187.