Irmeilyana, Irmeilyana, et al. “Socialization of Sustainable Pagar Alam Coffee Farming Using Herbicide Reductors”. Abdimas: Jurnal Pengabdian Masyarakat Universitas Merdeka Malang, vol. 7, no. 2, May 2022, pp. 309-18, doi:10.26905/abdimas.v7i2.6372.