Sudarmini NM, Kencanawati AAAM, Sukmawati NMR, Ariningsih NP, Mazher MA. Optimizing purchasing procedures for procurement at serenity spa and salon of Hotel LMB. JCMTS [Internet]. 2024 Oct. 16 [cited 2026 Apr. 9];3(3):164-71. Available from: https://ympn.co.id/index.php/JCMTS/article/view/133