Special Issue on NRCCET 2021 

Guest Editor:
    Dr. Luisito Lolong Lacatan, PCpE (Laguna University, Philippines).

Associate Editors:
   Dr. Nelson C. Rodelas, PCpE (University of the East-Caloocan City, Philippines)
   Engr. Ana Antoniette C. Illahi,PCpE (De La Salle University, Manila, Philippines).

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Special Issue on Metaverse and Cybersecurity in the Digital Economy

Guest Editor:     Supaprawat Siripipatthanakul, Ph.D. Supervisor & Lecturer at University of Geomatika, Malaysia; DBA Researcher at Manipal GlobalNxtUniversity, Malaysia.   ***********************************************************************   Special Issue on IRCCETE 2023

Guest Associate Editors:
   Dr. Nelson C. Rodelas, PCpE (University of the East-Caloocan City, Philippines)
   Engr. Ana Antoniette C. Illahi,PCpE (De La Salle University, Manila, Philippines).