Purbodjati, & Sulistiyo, E. . (2021). Application of the Petis Mixer Machine Equipped with Temperature Control to Increase the Effectiveness of the Production Process of the Petis Sidoarjo UKM. Jurnal Pemberdayaan Masyarakat Madani (JPMM), 5(1), 118–127. https://doi.org/10.21009/10.21009/JPMM.005.1.09