Abdel-Aziz T.M. and F. DeSmedt, Numerical Modeling of Sediment Transport and consolidation in the High Aswan Dam Reservoir, International Conference on Protection and development of the Nile and other Major Rivers, 3-5 February 1992, Cairo, Egypt.

2. Abdel-Aziz T.M. and Abdel-Bary M.R., Production of Navigational Charts for Rosetta Branch, the 49th Canadian Hydrographic Conference, 3-5 June 1998, Halifax, Nova Scotia, Canada.

Abdel-Aziz T.M. and Abdel-Bary M.R., Modeling of Sediment transport in Aswan High Dam Reservoir, The Tenth ICID Afro-Asian Regional Conference, 19-24 July 1998, Denpasar, Bali, Indonesia.

Abdel-Aziz T.M., Prediction of the Bed Profile in the Longitudinal and Transverse Directions in Aswan High Dam Reservoir, the International Conference on Coping with Water Scarcity, 26-28 August 1998, Hurgada, Egypt.

Abdel-Aziz T.M. and El-Moattassem, Effect of Lag Time on the Water Balance of Aswan High Dam Reservoir, The 7th Nile 2002 Conference “Comprehensive Water Resources Development of the Nile Basin”, 15-19 March 1999, Cairo, Egypt

Abdel-Aziz T.M. and Abdel-Bary M.R., An Improved Approach for consolidation in lakes, The International Conference on Integrated Management of Water Resources in the 21st. Century, 21-25 November 1999, Cairo, Egypt

N.T.H. Hekal and Abdel-Aziz T.M., A Comprehensive Investigation of the Different Solutions Coping with Floods Around the World, International Conference on Wadi Hydrology, 21-23 November 2000, Sharm El-Sheikh, Egypt.

Nadia M. Abdel-Salam and Abdel-Aziz T.M., Implementation of GIS Technology in the Nile and its Wadis, International Conference on Wadi Hydrology, 21-23 November 2000, Sharm El-Sheikh, Egypt.

Abdel-Aziz T.M., Prediction of Erosion and Sediment in Semi-Arid Areas, International Conference on Wadi Hydrology, 21-23 November 2000, Sharm El-Sheikh, Egypt

Abdel-Aziz T.M., Prediction of deposited Sediment at the Entrance of Toushka Project, International Conference on Integrated Water Resources Management for Sustainable Development, 19-21 December 2000, New Delhi, India

Abdel-Aziz T.M., Estimation and Prediction of contour maps of Aswan High Dam Reservoir using a Two-dimensional model, Eighth International Symposium on River Sedimentation, 3-5 November 2001, Cairo, Egypt

Nadia M. Abdel-Salam, Hany M. EL-Ghazaly, Abdel-Aziz T.M., and Ahmed F. Ahmed, Transient Water Discharge Effect on Hydropower Stations, III Middle East Regional Conference and III International Symposium on Environmental Hydrology, 8-10 April 2002, Cairo, Egypt

Nadia M. Abdel-Salam, Abdel-Aziz T.M., and Hany M. EL-Ghazaly, A New Technique for Hydropower Enhancement in New Esna Barrage, First Regional Conference on "Perspective of Arab Water Cooperation" Challenges, Constraints and Opportunities, 12-14 October 2002, Cairo, Egypt.

Gomaa M. Dawod, and Abdel-Aziz T.M., Establishment of a Precise Geodetic Control Network for Updating the River Nile Maps, AL-Azhar Engineering 7th International Conference, 7-10 April 2003, Cairo, Egypt

Abdel-Aziz T.M., and Karima M. Attia, Estimation of Deposited Sediment in Aswan High Dam Reservoir during the period (1964-2000), Seventh International Water Technology Conference, 3-5 June 2003, Cairo, Egypt

Karima M. Attia, and Abdel-Aziz T.M., Fluvial Characteristic Downstream Zefta Barrages, Seventh International Water Technology Conference, 3-5 June 2003, Cairo, Egypt.

Abdel-Aziz T.M., Toshka Project from a Hydrological Point of View, Six Convention of Mineralogical Society of India and International Seminar on Earth Resources Management, 28-30 January 2004, Shimoga, Karnataka, India

Abdel-Aziz T.M., Safe Visual Navigation on the Nile River, 9th International Symposium on River Sedimentation (9ISRS), 18-21October 2004, Yichang, China

Abdel-Aziz T.M., Toshka project: Optimizing scarce water resources for irrigated agriculture, International Forum on Water-Resources, Technologies and Management in the Arab World including the 2nd Forum on Water Desalination and Purification Technology outlook for the Arab World & Non-Governmental Organization Forum, 8-10 May 2005, Sharjah, United Arab Emirates.

Mohamed EL-Mottassem, Abdel-Aziz T.M., and Hossam EL-Sersawy, Modeling of Sedimentation Process in Aswan High Dam Reservoir, International Conference of UNESCO Flanders fit FRIEND/Nile Project, Towards a better Cooperation, 12-15 November 2005, Sharm EL-Sheikh, Egypt

Mohamed EL-Mottassem, Abdel-Aziz T.M., and Hossam EL-Sersawy, Effect of Upstream Structures on Delta Deposit Progress in Aswan High Dam Reservoir, International Conference of UNESCO Flanders fit FRIEND/Nile Project, Towards a better Cooperation, 12-15 November 2005, Sharm EL-Sheikh, Egypt.

Abdel-Aziz T.M., Location of Toshka Project from Sedimentation Point of View, Tenth International Water Technology Conference, 23-25 March 2006, Alexandria, Egypt

EL-Azizy I. M., Abdel-Aziz T.M., Donia N.S., and Abdel-Naby M. E., Environmental Impacts of Morphological Changes in Kasr EL-Nile Area, Cairo, Journal of Environmental Science, Volume (12), No. (1), June 2006, pp 79-94. (ISSN 1110-0826)

Adel Z. Makary, Abdel-Aziz T.M., and A. F. Ahmed, Thermal Regime, Turbidity and Suspended Sediment Behaviors in Aswan High Dam Reservoir, Third Arab Water Regional Conference, Research Advancement in Managing Limited Water Resources, 9-11 December, 2006, Cairo, Egypt

Abdel-Aziz T.M., and Nadia M. Abdel-Salam, Characteristic Equations for Hydropower Stations of Main Barrages in Egypt, Eleventh International Water Technology Conference, 15-18 March 2007, Sharm EL-Sheikh, Egypt