Santesson, R. & R. Lücking, 1999: Additions to the foliicolous lichen flora of the Ivory Coast and Guinea (tropical West Africa). - Nordic Journal of Botany 19: 719-734.
Vezda, Acta Mus. Silesiae, Ser. A 24: 117 (1975) with the description of Chroodiscus anomalus Vezda