类星体与赛弗特Ⅰ型星系陡的巴尔末减缩的起源
류성체여새불특Ⅰ형성계두적파이말감축적기원
Steep Balmer Decrement in Quasars and Seyfert Ⅰ galaxies and Its Origin
저자의 최근 논문