PARKKINEN, J.; ZENGER, K. A NEW EFFICIENCY INDEX FOR ANALYSING AND MINIMIZING ENERGY CONSUMPTION IN PNEUMATIC SYSTEMS. International Journal of Fluid Power, [S. l.], v. 9, n. 1, p. 45–52, 2008. Disponível em: https://journals.riverpublishers.com/index.php/IJFP/article/view/532. Acesso em: 18 sep. 2024.