(3GdTaGA(B- (3GdQjGVjGJ(B- 4 (3Yde GdgjFI s - (3GHf SjfGs; (3EHQGgje Hjhej eOchQs; (3eMeO QVG eOhQs; (3EeGe EHQGgje CMeO s ((3eUQs (3GdgjFI GdeUQjI GdYGeI ddcJGHs, 2005)
Keywords: Natural Sciences (3GdYdhe GdHMJIs; General