Afrezah, R. S. Padmawati, and H. Qaimamunazzala. “Implementation of the Use of Plastic Waste in Ecobricks for Elderly School Students in Bantul”. Berita Kedokteran Masyarakat, Vol. 38, no. 7, July 2022, pp. 247-54, doi:10.22146/bkm.v38i7.2202.