Kuntjorowati, Elly. “Effort of Between-Countries Border Society in Maintaining Social Welfare”. Jurnal Penelitian Kesejahteraan Sosial 16, no. 4 (March 8, 2018): 345–358. Accessed August 17, 2025. https://ejournal.kemensos.go.id/index.php/jpks/article/view/1402.