TY - BOOK AU - Samir Elsayed Mohamed Shaykhoun AU - Abdelrahman Bazaraa , AU - Mohamed Abdallah , TI - 3D - elastodynamic and seismic analysis for tunnels using boundary element method / PY - 1998/// CY - Cairo : PB - Samir Elsayed Mohamed Shaykhoun , N1 - Thesis (Ph.D.) - Cairo University - Faculty of Engineering - Department of Civil Engineering UR - http://172.23.153.220/th.pdf ER -