Basuki A, Wulansari RR. The Effectiveness of the Group Tutoring Service Model Based on "Ngapak" Cultural Listing to Increase Character Values in Students at SD Negeri 2 Purbalingga Lor. J. Prim. Edukasia [Internet]. 2024 Jul. 31 [cited 2025 Jun. 8];12(2):264-71. Available from: https://jurnal.uny.ac.id/index.php/jpe/article/view/72665