Sativa Isach, Wijiastuti S, Darmaningrum K. Analysis of Marketing Strategies in Overcoming Visitor Decline Gramedia Solo Due to Online Books. Jo. Soc. Know. Ed [Internet]. 2025May13 [cited 2025May15];6(2):219-30. Available from: https://cahaya-ic.com/index.php/JSKE/article/view/1488