Poli N, Marini G, Trovò A. VFB Maintenance Methods: Technical and Economic Issues. J. Adv. Therm. Sci. Res. [Internet]. 2022 Mar. 11 [cited 2025 Jul. 13];9:1-8. Available from: https://ijaet-journal.org/index.php/jatsr/article/view/1127