1. Department of Mechanical Engineering, Inha University, Incheon, South Korea
2. Advanced Research Division, R&D Center, Hyundai Motor Co., Hwaseong-si, South Korea
3. Advanced Research Division, R&D Center, HanKook Tire Co., Daejeon, South Korea
4. Department of Mechanical & Automotive Engineering, Kongju National University, Cheonan, South Korea