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Aptroot, André; van Herk, C.M. (Kok) (2007). "Lecidea grisella sympatric with Lecidea fuscoatra, differing in its rimose instead of areolate thallus". The Lichenologist. 39 (3): 293–296. Bibcode:2007ThLic..39..293A. doi:10.1017/S0024282907006706.
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