الديباجة ايهاب. “Reducing Cache Pollution in GDFS Cache Algorithm Using Normalized Google Distance (NGD) for Semantic Similarity”. Latakia University Journal -Engineering Sciences Series 43, no. 4 (September 21, 2021). Accessed July 30, 2025. https://journal.latakia-univ.edu.sy/index.php/engscnc/article/view/10929.