Ramin Ghaffari, Nikbakhsh Javadian. Economic Assessment of Improper Performance Indicators and Pipeline Spill Intensity for Repair and Substitution (Case Study). IJM [Internet]. 2024Dec.31 [cited 2026Aug.6];18(4):882 - 91. Available from: https://mail.themultiphysicsjournal.com/index.php/ijm/article/view/1637