Hendra, Djaja. “Solidaritas Sosial Pedagang Kaki Lima Terhadap Tingkah Laku Konsumen Di D.I Yogyakarta”. POPULIKA 7, no. 1 (July 19, 2021): 1–11. Accessed May 25, 2026. https://ejournal.widyamataram.ac.id/index.php/populika/article/view/23.