Proceeding of noise-con 2001, Portland, Marine, USA

Proceeding of the 2002 International Congress and Exposition on Noise Control Engineering, Dearborn, MI, USA

2nd International Conference for Environment, "Contemporary environmental matters and participation of societies" South Valley University, Kena, Egypt

2nd International Conference for Environment, "Contemporary environmental matters and participation of societies" South Valley University, Kena, Egypt

المؤتمر المعمارى الدولى السابع" اسكان الفقراء المشكلات و الحلول" قسم العمارة، كلية الهندسة، جامعة أسيوط، أسيوط، مصر

المؤتمر الدولى التاسع، كلية الهندسة، جامعة الأزهر، مدينة نصر، القاهرة، مصر

Minia international conference, towards a safe and clean environment, TSCE05, Minia, Egypt

5th international conference, "role of engineering towards a better environment", Faculty of Engineering, Alexandria University, Alexandria, Egypt

2nd international symposium on environmental vibration predictions, monitoring, mitigation and evaluation, Okayama University, Okayama, Japan

Proc. of the 51th National Conf., JSCE, Nagoya, Japan, III-A278