Haryani, R., and R. Riyanto. “Effectiveness of the Implementation of Main Tasks and Functions of the Cooperative Sector of Micro, Small and Medium Enterprises (SMEs) of Central Lampung Regency”. Journal Science Administration, Innovations, and Public Service Development, vol. 1, no. 2, Nov. 2023, pp. 119-30, https://journal.ubl.ac.id/index.php/j-administration/article/view/147.