Ricky Andre Yudistira and Andala Rama Putra Barusman 2026. The Effect of Public Service Effectiveness and Efficiency on Public Satisfaction in Using The Permen Manis Website In Bandar Lampung City (Study on Postgraduate Students of Bandar Lampung University in 2025). International Journal of Education, Vocational and Social Science . 5, 02 (Apr. 2026), 409-421. DOI:https://doi.org/10.63922/ijevss.v5i02.3230.