..............page:130-136
..............page:99-104
..............page:114-121
The Gamma-ray Emissions from BL Lac Objects
yang jiang-he (1.department of physics and electronics science; hunan university of arts and science; changde 415000; china; 2.center for astrophysics; guangzhou university; guangzhou 510405; china)
..............page:67-74
..............page:122-129
Big Blue Bump in Seyfert Nuclei
hunag shuang-an; wang ting-gui; zhou you-yuan (center for astrophysics; university of science and technology of china; hefei 230026; china)
..............page:75-81
..............page:105-113
..............page:137-141