El-Kassas, D. W., H. A. Taher, N. A. El-Sahn, R. Hafez, and W. E. - Badrawy, "Effect of the Number of Applications of Acetone-based Adhesives on Microtensile Bond Strength and the Hybrid Layer", Operative Dentistry, vol. 34, issue 6, pp. 688-696, 2009.
El-Sahn, N. A., H. M. EL-Damanhoury, D. EL-Kassas, O. M. Fahmy, H. Gomma, and J. A. Platt, "Effect of C-factor on micro-tensile bond strengths of low-shrinkage composites", Operative Dentistry, vol. 36, issue 3, pp. 281-292, 2011.
El-Sahn, N. A., D. W. Elkassas, M. M. Yousry, F. Al-Quran, and H. A. E. - F. Gomaa, "Bonding of Machinable Ceramics to Laser Ablated Tooth Substrates Using Different Resin Cements", Egyptian Dental Journal, vol. 59, issue 3, pp. 3165-3175, 2013.