Expanding molecular shell and possible γ-ray source associated with supernova remnant kesteven 67

Authors: Yun-Zhi Shen, Yang Chen*, Xiao Zhang*, Tian-Yu Tu, Wen-Juan Zhong, Qian-Qian Zhang, Qian-Cheng Liu

HCO+ 1-0 and Fermi GeV observations of SNR Kes 67.