Authors
Chen Gong
School of Computer science and Engineering Xi’an Technological University, Xi’an, China
Shengquan Yang
School of Computer science and Engineering Xi’an Technological University, Xi’an, China
© 2019 Chen Gong, Shengquan Yang, published by Xi’an Technological University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.