Maharani, G., Pradhanawati, A., Utomo, T., & Ismail, A. (2020). PELATIHAN PEMBUATAN ALAT HAND SANITIZER SISTEM INJAK. Seminar Nasional Pengabdian Kepada Masyarakat UNDIP 2020, 1(1). Retrieved from https://proceedings.undip.ac.id/index.php/semnasppm2019/article/view/285