Tatiana Siska Wardani, Erna Chotidjah Suhatmi. Training On The Making Of Solid Soap By Utilizing Used Cooking Oil Waste By Pembinaan Kesejahteraan Keluarga (PKK) Women In Wangen Village . VSJ | Veteran Society : Jurnal Pengabdian Masyarakat [Internet]. 2020Nov.28 [cited 2024Dec.4];1(2):83-94. Available from: https://vsj.upnjatim.ac.id/index.php/vsj/article/view/11