Modèle:Yang1998
De Odonates du Monde
Yang Z.D. 1998 - The damselflies in the north of China. - Journal of Hanzhong Teachers College (Nature Science), 16(1) : 57–61.
Yang Z.D. 1998 - The damselflies in the north of China. - Journal of Hanzhong Teachers College (Nature Science), 16(1) : 57–61.
