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PDF(637 KB)
PDF(637 KB)
辽西义县下白垩统九佛堂组木化石的发现
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Discovery of petrified wood from Lower Cretaceous Jiufotang Formation in Yixian of western Liaoning,NE China and its significance
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