Yu, Anshan
Yang, Xiangjie
Guo, HongMin
Yu, Kun
Sun, Xiuyuan
Li, Zixin
Article History
Received: 8 January 2019
First Online: 1 August 2019
Change Date: 30 September 2019
Change Type: Correction
Change Details: The equation 1 “1 − <Emphasis Type="Italic">ϕ</Emphasis>” should be “1 − <Emphasis Type="Italic">ϕ</Emphasis><Superscript>2</Superscript>”.