X. Ma, Z. Fu, Y. Jiang, M. Yang, and H. Stephen. International Journal of Computer Science and Information Technology (IJCSIT), 9 (3):
31 - 41(June 2017)
O. Zagovora, K. Weller, M. Janosov, C. Wagner, and I. Peters. (2018)cite arxiv:1809.06299Comment: Paper presented at 23rd International Conference on Science and Technology Indicators (STI 2018) in Leiden, The Netherlands.