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by Yew, Pen-Chung; Stenström, Per; Wu, JunJie; et al.
by Pen-Chung Yew
by Lee, Gyungho; Yew, Pen-Chung
by Yew, Pen-Chung; Xue, Jingling
by Temam, Olivier; Yew, Pen-Chung; Zang, Binyu
by Olivier Temam; ?Pen-chung Yew; ?Binyu Zang