Firdaus, Rangga and Wibawa, Basuki and Khaerudin, Khaerudin (2020) A Procedural Model for the Design of Informatics Competency Proficiency Assistance Systems Based on Ubiquitous Learning. Proceedings of the Sriwijaya International Conference on Information Technology and Its Applications (SICONIAN 2019). pp. 32-38. ISSN 1951-6851

Wibawa, Basuki and Firdaus, Rangga and Khaerudin, Khaerudin (2020) Conceptual & Procedural Models in Competency Test Proficiency Assistance System based on Ubiquitous Learning. TEST Engineering and Management. ISSN 0193 - 4120

Firdaus, Rangga and Wibawa, Basuki and Khaerudin, Khaerudin (2019) Ubiquitous Learning for the Assistance System for Competitive Certification in the Field of Informatics. International Conference on Progressive Education (ICOPE 2019). pp. 46-53. ISSN 2352-5398