Hanarisanty, Lina, Roselyn Indah Kurniati, and Rivara Syara Nasution. 2023. “Sanitation of the Working Environment of the Bread Industry A in Yogyakarta”. Greeners: Journal of Green Engineering for Sustainability 1 (01):1-7. https://journal.uvers.ac.id/index.php/greeners/article/view/153.