« EVALUATION OF OLIVE OIL AS LUBRICANT WITH THE HELP OF FOUR-BALL TESTER », MTD, vol. 3, nᵒ 3, p. 40–48, sept. 2013, Consulté le: nov. 02, 2026. Disponible sur: https://ojs.ugal.ro/index.php/mtd/article/view/2417