Nurmi, Jarmo, and Jouni Mattila. 2011. “DETECTION AND ISOLATION OF LEAKAGE AND VALVE FAULTS IN HYDRAULIC SYSTEMS IN VARYING LOADING CONDITIONS, PART 1: GLOBAL SENSITIVITY ANALYSIS”. International Journal of Fluid Power 12 (3):41-51. https://journals.riverpublishers.com/index.php/IJFP/article/view/462.