“Sintesis Dan Karakterisasi Carbon Nanofiber Berbahan Karbon Aktif Tempurung Kelapa Dengan Metode CVD”. Sunan Kalijaga Journal of Physics 1, no. 1 (November 15, 2019): 23–27. Accessed January 31, 2026. https://ejournal.uin-suka.ac.id/saintek/physics/article/view/1630.