Authors
Shengquan Yang
School of Computer Science and Engineering Xi’an Technological University, Xi’an, China
Gong Chen
School of Computer Science and Engineering Xi’an Technological University, Xi’an, China
© 2018 Shengquan Yang, Gong Chen, published by Xi’an Technological University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.