[Chu, Yu-Ming] Huzhou Univ, Dept Math, Huzhou 313100, Peoples R China.
[Chu, Yu-Ming] Changsha Univ Sci & Technol, Hunan Prov Key Lab Math Modeling & Anal Engn, Changsha 410114, Peoples R China.
[Hajizadeh, Mohammed Reza] Duy Tan Univ, Inst Res & Dev, Da Nang 550000, Vietnam.
[Hajizadeh, Mohammed Reza] Duy Tan Univ, Fac Environm & Chem Engn, Da Nang 550000, Vietnam.
[Li, Z.] Univ Wollongong, Sch Mech Mat Mechatron & Biomed Engn, Wollongong, NSW 2522, Australia.