TY  - GEN
AU  - Adel Mahmoud Mohamed Gomaa
AU  - Adib A.Fadl Alla , 
AU  - Ahmed G.Ibrahim , 
TI  - Set - valued functions and set - valued differential equations / 
PY  - 1999///
CY  - Cairo : 
PB  - Adel Mahmoud Mohamed Gomaa , 
N1  - Thesis (Ph.D.) - Cairo University - Faculty Of Science - Department Of Mathematics
UR  - http://172.23.153.220/th.pdf
ER  -