« Study solubility of two copolymers used as viscosity improvers for multi-grade oil ». Annals of ”Dunarea de Jos” University of Galati, Fascicle V, Technologies in machine building 27 (novembre 8, 2009): 323–326. Consulté le novembre 2, 2026. https://ojs.ugal.ro/index.php/tmb/article/view/2030.