Setiawan, B., Sudarmiatin, Agus Hermawan, and Purwiyanto. “Study of Value Co-Creation, In Pergiramerame Tour & Travel Service Development Strategy Using the Dart Model”. International Journal Of Humanities Education and Social Sciences (IJHESS), vol. 2, no. 3, Dec. 2022, doi:10.55227/ijhess.v2i3.314.