Letter

• Is the Variable X-ray Source in M82 due to Gravitational Lensing?

  Da-Ming Chen

  

  287-290

• Do Globular Clusters Harbor Black Holes?

  Xian-Zhong Zheng

  

  291-295

Research Paper

• Spectral Reversal and Stratification of the Jet in 3C 273

  Shan-Jie Qian, Xi-Zheng Zhang, T. P. Krichbaum, A. Kraus, A. Witzel, J. A. Zensus

  

  296-304

• VLBI Observations of the Blazar 1611+343 at 5 GHz

  Tao An, Xiao-Yu Hong, Wei-Hua Wang, Dong-Rong Jiang, Yong-Jun Chen

  

  305-312

• Timing in the Time Domain: Cygnus X-1

  Ti-Pei Li

  

  313-332

• Vilnius Photometry and Reddening of the Young Open Cluster NGC 6913

  Jun-Jie Wang, Jing-Yao Hu

  

  333-343

• IRAS 19111+2555 (=S Lyr): A Possible Silicate Carbon Star

  Pei-Sheng Chen, Xun-Hao Wang

  

  344-348

• Hydrodynamic Evolution of GRB Afterglow

  Ji-Rong Mao, Jian-Cheng Wang

  

  349-356

• Entropy of Dilatonic Black Hole due to Arbitrary Spin Fields

  You-Gen Shen, Chang-Jun Gao

  

  357-364

• Harmonic Structures of Gyrosynchrotron Radiation and Cyclotron Maser Instability

  Ai-Hua Zhou, Guang-Li Huang

  

  365-371

• Flux Calibration of the BATC Survey and Its Application for Checking the Consistency of the Oke-Gunn Standards

  Xu Zhou, Zhao-Ji Jiang, Sui-Jian Xue, Hong Wu, Jun Ma, Jian-Sheng Chen

  

  372-382