TY  - BOOK
AU  - Akram Elia Farag
AU  - Ibrahim Helal Elhattab , 
AU  - Zaher Baher Abdalla , 
TI  - Optimum design of wastewater collection networks / 
PY  - 1995///
CY  - Cairo : 
PB  - Akram Elia Farag , 
N1  - Thesis (M.Sc.) - Cairo University - Faculty of Engineering - Department of Civil Engineering
UR  - http://172.23.153.220/th.pdf
ER  -