**Author details**

Vinh Truong Quang\* and Hoa Le Viet Ho Chi Minh City University of Technology (HCMUT), Vietnam National University, Ho Chi Minh (VNU-HCM), Vietnam

\*Address all correspondence to: tqvinh@hcmut.edu.vn

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
