Tauvana, A. I., Nulhakim, L. and Nurfadillah, E. (2026) “Synthesis and Characterization of Dual-doped (Al, Co) ZnO Nanofibers for Sustainable Piezoelectric Nanogenerator Applications”, Piston: Journal of Technical Engineering, 9(2), pp. 125–131. Available at: https://openjournal.unpam.ac.id/index.php/Piston/article/view/53435 (Accessed: 2 February 2026).