List of Articles suspension Open Access Article Abstract Page Full-Text 1 - Designing an Optimal Proportional-Integral Sliding Surface for a Quarter Car Active Suspension System with Suspension Components Possessing Uncertain Constants and Nonlinear Characteristics S. A. Zahiripour A. A. Jalali Open Access Article Abstract Page Full-Text 2 - Designing an Adaptive Sliding-Mode Controller for Car Active Suspension System Using an Optimal logarithmic Sliding Surface S. A. Zahiripour R. Tafaghodi A. A. Jalali S. K. Mousavi Mashhadi Open Access Article Abstract Page Full-Text 3 - An Analysis of Dissolving Condition based on Evidence of Conditional Sale in Iranian Law and Imamiyah Jurisprudence Alireza Abin Open Access Article Abstract Page Full-Text 4 - Comparative Study Of Suspension Of Validity Conditions From The Perspective Of Imam Khomeini And Ayatollah Khoei Farshid Khosravi 10.61186/ahrar.45874.4.7.1