4ReferMárquez, Pedregal& Roberts (2

4ReferMárquez, Pedregal& Roberts (2015), Shan, Dai, Zhao,& Liu (2015), Ariyo, Adewumi,& Ayo (2014), Aruga& Cook (2014), Cho, Hwang,&
Chen (1995), Fan, Mao, & Chen (2007), El Hag & Sharif (2007), Chen, Hu, Meng, & Zhang (2011), Dong, Jia, Sun, Li, & Qin (2009), Hai-yan
(2010), Geomelos, Xideas, & McMillan (2014), Ye (2010), Saar (2015), Yang, Li, Zhao, & Zhang (2013), Wang &Guo (2009), Kumar, Kumari,
Ranjan,&Vaish (2014).

Kết quả (Việt) 1:

4ReferMárquez, Pedregal & Roberts (2015), sơn, Dai, Triệu Tử Dương, & lưu (2015), Ariyo, Adewumi, & Ayo (2014), Aruga & Cook (2014), Cho, Hwang, & Chen (1995), fan hâm mộ, Mao, & Chen (2007), El Hag & Sharif (2007), trần, Hồ, Meng, & trương (2011), đồng, Jia, Sun, Li, & tần (2009), Hai-yan (2010), Geomelos, Xideas, & McMillan (2014), Ye (2010), Saar (2015), Yang, Li, Triệu Tử Dương, & trương (2013), Wang & Quách (2009), Kumar, Kumari, Đón, & Vaish (2014).

Kết quả (Việt) 2:

4ReferMárquez, Pedregal & Roberts (2015), Shan, Đài, Zhao, và Liu (2015), Ariyo, Adewumi, & Ayo (2014), Aruga & Cook (2014), Cho, Hwang, và
Chen (1995), Fan, Mao, & Chen (2007), El Hag & Sharif (2007), Trần, Hồ, Meng, & Zhang (2011), Đồng, Jia, Sun, Li, & Tần (2009), Hải-yan
(2010), Geomelos, Xideas , & McMillan (2014), Ye (2010), Saar (2015), Yang, Li, Zhao, & Zhang (2013), Wang & Guo (2009), Kumar, Kumari,
Ranjan, & Vaish (2014).