Books by Jianxin Yu
Stratigraphy Around the Permia
Stratigraphy Around the Permian-Triassic Boundary of South China
Plants and Palynomorphs Around
Plants and Palynomorphs Around the Permian-Triassic Boundary of South China
He ling hun yi qi shou ye
He ling hun yi qi shou ye
Kaisha tōchi oyobi shihon shij
Kaisha tōchi oyobi shihon shijō no kantoku kanri