(1)
Xue, X.-F.; Song, Z.-W.; Hong, X.-Y.

A Taxonomic Study of the Genus Tetra Keifer (Acari: Eriophyidae: Phyllocoptinae: Anthocoptini) from Shaanxi Province, China With Descriptions of Nine New species

. Zootaxa 2006, 1249, 1–22.