Template:Søchting, 2004a
- Søchting, U. 2004. Caloplaca kamczatica and C. obesimarginata sp. nov., two species of temperate, Pacific North America. Symbolae Botanicae Upsalienses 34(1): 399–403. RLL List # 200 / Rec.# 27535 – Recent Literature on Lichens