Dr. A. Selk Ghafari, Engineering Math. Fourier Series, Sharif Kish Island Engineering Mathematics chapter 11, Dr. Ali Selk Ghafari: Biomechanics of Musculoskeltal System: Shoulder Unit Dr. Ali Selk Ghafari: Biomechanics of Musculoskeletal System: Components of the Musculoskeletal System Dr. Ali Selk Ghafari: Biomechanics of Musculoskeletal System: Introduction 
