The Impact of the Starbucks Mobile Application Loyalty Program on Customer Loyalty. - Erwin Halim; Charles Gomarga; Andreas Raharto Condrobimo; Marylise Hebrard (ICIMTech, 2023)

Smart Contract Security Vulnerability Through The NIST Cybersecurity Framework 2.0 Perspective. - Charles Gomarga; Gregorius Jason Winata; Joshiah Elroi Thungriallu; Richard Wiputra (ACIT, 2024)