Ernitasari E. Marketing strategy to increase sales at PT. Jaya Beton Persada, Kandang Village, Bengkulu City. DigTrenBis [Internet]. 2022 Mar. 1 [cited 2026 May 14];13(1):9-14. Available from: https://ejournal.cria.or.id/index.php/db/article/view/23