1. Pu, M.Z., Xie, H.Y.: Shanghai Bo Wu Guan Cang Jia Gu Wen Zi. Shanghai Bo Wu Guan (2009)
2. Rubbing characters Database (Kyoto University). http://coe21.zinbun.kyoto-u.ac.jp/djvuchar . Accessed 8 Aug 2018
3. Meng, L., Fujikawa, Y., Ochiai, A., Izumi, T., Yamazaki, K.: Recognition of oracular bone inscriptions using template matching. Int. J. Comput. Theory Eng. 8(1), 53–57 (2016). (in Japanese)
4. Meng, L., Izumi, T., Oyanagi, S.: Recognition of oracular bone inscriptions by clustering and matching on the hough space. J. Inst. Image Electron. Eng. Jpn. 44(4), 627–636 (2015). (in Japanese)
5. Meng, L.: Recognition of oracle bone inscriptions by extracting line features on image processing. In: Proceedings of the 6th International Conference on Pattern Recognition Applications and Methods (ICPRAM 2017), pp. 606–611 (2017)