(1)
Permata Sari, W.; Handoko, D. .; Setioningrum, N. N. .; Widyaningsih, T. . Science and Technology Innovation Utilization of Used Cooking Oil and Aloe Vera Leaf Skin As Hand Soap and Dish Soap in the Community During the 2021 Pandemic. ICH 2022, 1, 263-268.