TY - JOUR AU - sattari, sajjad AU - Saadat, Mohammad AU - Mirtalaie, Sayed Hasan AU - salehi, mahdi AU - soleimani, ali TI - Evaluation of Sperling’s Index in Passenger and Freight Trains Under Different Speeds and Track Irregularities JO - International Journal of Advanced Design and Manufacturing Technology VL - 15 IS - 4 SP - 85 EP - 94 PY - 2022 DO - 10.30486/admt.2023.1963242.1367 ER -