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by Zhang Yixiao, Liu Yuyan, Zhao Xingjie, Wang Teng, Liu Jingxin, Mei Meng, Wang Wenxia, Chen Si

by Harakeh Steve, Mokhtar Jawahir, Eldin Nahid, Marouf Hala, Moulay Mohammed, Abujamel Turki, Alrasheedi Hend, Hassan Elhagag, Jobara Abir, Abosnwber Yara, Teklemariam Addisu

by El Bouzaidi Hind, Ait Bella Ayoub, El Azzouzi EL Habib

by Apaydin O., Gonullu M.

by Aguado J., Serrano D.P., San Miguel G.

by Gazi A.V., Kyriacou A., Kotsou M., Lasaridi K.E.

by Steinbrecht D., Wolff H.-J., Matzmohr R., Nassour A., Didik H.

by Murcia F.J., Gomez M.J., Palop A., Garcia G.

by Komilis D.P., Haritopoulou T., Togia A.

by Marculescu C., Antonini G., Badea A.

by Konstantinova M., Gudelis A., Butkus D.

by MATTAS C., SOULIOS G., PANAGOPOULOS A., VOUDOURIS K., PANORAS A.