CARPIO, Marvin L.; AGUILAR, Aileen Joy D.; EVANGELISTA, Princess M.; FELICIANO, Rodentor P.; BALARIA, Felipe E.; SANTOS, Mercedes D. Investigating Awareness, Preparedness and Challenges of Agency Officers in Implementing GSIS Electronic Billing and Collection System (EBCS). International Journal of Advanced Engineering, Management and Science, [S. l.], v. 10, n. 5, p. 104–111, 2024. Disponível em: https://i.ihspublishing.com/index.php/ijaems/article/view/379.. Acesso em: 19 sep. 2024.