Yuyun Aulia, Febrina Dafit. Implementation Of A Character Education Program Through 5s Activities (Smile, Greetings, Sapa, Popular, Courteous) At State 100 Primary School Pekanbaru. JPFKIP [Internet]. 2023 Oct. 26 [cited 2026 Sep. 17];12(5):1375-87. Available from: https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/448