“Implementation of Environmental Care Character Education at SD Muhammadiyah 9 Tanggulangin during the Covid-19 Pandemic: Implementasi Pendidikan Karakter Peduli Lingkungan Di SD Muhammadiyah 9 Tanggulangin di Masa Pandemi Covid-19”, icecrs, vol. 10, Aug. 2021, doi: 10.21070/icecrs20211138.