Yong Yu, Mei Li and Ershan Chen
V.C. Obinna, O.B. Owei and E.O. Mark
A.M. Gbadebo and H. Ayedun
Alaa G.M. Osman, Rana M. Al-Awadhi, Ahmed S.A. Harabawy and Usama M. Mahmoud
Jureeporn Wongjunda and Panjai Saueprasearsit
O.S. Udeozor and A.N. Nzeako