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H.A. Shahout, J.X. Xu, J. Qiao, X.M. Yao and Q.D. Jia
B. Suresh, S. Manjappa and E.T. Puttaiah
F. Fazali, A. Zulkhairi, M.E. Nurhaizan, N.H. Kamal, M.S. Zamree and M.A. Shahidan
J.A. Jimenez-Trujillo, M. Ibrahim, D. Pezo, F. Guevara-Hernandez, H. Gomez-Castro, J. Nahed-Toral and R. Pinto-Ruiz
L. Vasiliadis, C. Stavrianos, P. Dagkalis, Ks. Parisi, O. Pantelidou and E. Samara
Yousef Davoudi and Yagoob Garedaghi
L. Vasiliadis, C. Stavrianos, P. Dagkalis, Ks. Parisi, I. Stavrianou and D. Tatsis