85

Long-term histological evaluation of hydroxyapatite ceramics in humans

Year:
1995
Language:
english
File:
PDF, 1.42 MB
english, 1995
90

Energy-saving electro dialyzer for sea water desalination

Year:
1981
Language:
english
File:
PDF, 35 KB
english, 1981
97

Earthquake activity in the Aswan region, Egypt

Year:
1995
Language:
english
File:
PDF, 997 KB
english, 1995