TY  - BOOK
AU  - Khaled Zaher Baher Abdalla
AU  - Ahmed Fadel Ahmed Ashry , 
AU  - Ibrahim Helal Elhattab , 
TI  - Nitrate removal from water supplies using fixed film biological denitrification / 
PY  - 1995///
CY  - Cairo : 
PB  - Khaled Zaher Baher Abdalla , 
N1  - Thesis (Ph.D.) - Cairo University - Faculty of Engineering - Department of Civil Engineering
UR  - http://172.23.153.220/th.pdf
ER  -