Optical Variability of X-ray selected BL Lacs

  • Lee Hyun Ju (Astronomy Program, SEES, Seoul National University) ;
  • Ba J. M. (Astronomy Program, SEES, Seoul National University, Yunnan Astronomical Observatory, The Chinese Academy of Science) ;
  • Lee Myung Gyoon (Astronomy Program, SEES, Seoul National University)
  • Published : 2000.10.01