Setiani, Dwi Ratna, Afifah R. Widianti, Fauzia Salsabila, Anni Anggraeni, Husein H. Bahti, and Uji Pratomo. 2022. “The Effect of Surfactants on Separation of Light Rare Earth Metals Using Emulsion Liquid Membrane Method: Review”. Jurnal Akademika Kimia 11 (1). Palu, Sulawesi Tengah - INDONESIA:46-55. https://doi.org/10.22487/j24775185.2022.v11.i1.pp46-55.