Mobile Application Design for Heritage Tourism Uses Gamification Approach in Indonesia. - Erni Widarti; Suyoto; Andi Wahju Rahardjo Emanuel (Int. J. Eng. Pedagog., 2020)

User-centered Design for Mobile Apps Guide Service Heritage Tourism in Indonesia. - Erni Widarti; Dadang Eman; Suyoto (Int. J. Interact. Mob. Technol., 2020)