Azarkina, G. N. & D. V. Logunov, 2001. Separation and distribution of
Xysticus cristatus (Clerck, 1758) and
X. audax (Schrank, 1803) in eastern Eurasia, with description of a new species from the mountains of central Asia Insektuto, Konchu
aikokai 26: 14-18. (PDF not available.)