Blended Learning Integrated Fieldwork on Fundamentals of Geology Learning During The Covid-19 Pandemic. - Dwi Angga Oktavianto; Sumarmi Sumarmi; Sugeng Utaya; Didik Trayana (Int. J. Emerg. Technol. Learn., 2021)

Spatiotemporal Analysis of COVID-19 Spread with Emerging Hotspot Analysis and Space-Time Cube Models in East Java, Indonesia. - Purwanto Purwanto; Sugeng Utaya; Budi Handoyo; Syamsul Bachri; Ike Sari Astuti; Kresno Sastro Bangun Utomo; Yulius Eka Aldianto (ISPRS Int. J. Geo Inf., 2021)

Development of E-Learning, Mobile Apps, Character Building, and Outdoor Study (EMCO Learning Model) to Improve Geography Outcomes in the 21st Century. - Hendri Prastiyono; Sugeng Utaya; Sumarmi Sumarmi; I Komang Astina; Saiful Amin; Muhammad Aliman (Int. J. Interact. Mob. Technol., 2021)

Development of Geomobile App-Based Outdoor Study to Improve Critical-Social Abilities and Collaborative in the 21st Century. - Hendri Prastiyono; Bambang Sigit Widodo; Sugeng Utaya; Sumarmi; I Komang Astina; Saiful Amin; Pedro T. Isaías (Int. J. Interact. Mob. Technol., 2023)