Analysis of bolted joint loosening due to structural vibrations using short-time fourier transform and wavelet transform. Seminar Nasional Tahunan - Teknik Mesin [Internet]. 2026 Mar. 9 [cited 2026 Jun. 26];23(1):1-9. Available from: https://snttm.bkstm.org/index.php/SNTTM/article/view/58