SALIKA, O.; KEOBOUALAPHETH, S. Marketing Strategy to increase Competitive Advantages on Mobile Phone Service Business for ETL Company Limited’s in Luang Prabang Oudom . Souphanouvong University Journal Multidisciplinary Research and Development , [S. l.], v. 6, n. 3, p. 1499–1507, 2020. Disponível em: http://www.su-journal.com/index.php/su/article/view/301. Acesso em: 17 jan. 2026.