Putra, S. D. E. “(Pand) Economics: Refleksi Atas Sistem Ekonomi Di Masa Pandemi Covid-19”. PINUS: Jurnal Penelitian Inovasi Pembelajaran, Vol. 5, no. 2, Sept. 2020, pp. 17-29, https://ojs.unpkediri.ac.id/index.php/pinus/article/view/14428.