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- Rico, V.J., Van den Boom, P.P.G. & Barrasa, J.M. 2005. Morphology, chemistry and distribution of Melanelia sorediella (Parmeliaceae) and similar species in the Iberian Peninsula. The Lichenologist 37(3): 199–215. RLL List # 199 / Rec.# 27014 – Recent Literature on Lichens DOI: 10.1017/S0024282905014830 RLL (PDF)