Adel Khalleefah Hamad Darmeesh (2025) "Frequency-Domain Signal Characterization for Fault Detection in Rotating Mechanical Systems Using Fourier-Based Decomposition Techniques", مجلة الأكاديمية الليبية بني وليد (JLABW) , 1(2), ص 51–64. doi: 10.61952/jlabw.v1i2.28.