J.  Hafellner, ?Additions and corrections to the checklist and bibliography of lichens and lichenicolous fungi of insular Laurimacaronesia III?, Fritschiana, vol. 50, pp. 1-13, 2005.

J.  Hafellner, ?Additions and corrections to the checklist and bibliography of lichens and lichenicolous fungi of insular Laurimacaronesia II?, Fritschiana, vol. 36, pp. 1-10, 2002.

J.  Hafellner, ?Additions and corrections to the checklist and bibliography of lichens and lichenicolous fungi of insular Laurimacaronesia I?, Fritschiana, vol. 17, pp. 1-26, 1999.

J.  Hafellner, ?A new checklist of lichens and lichenicolous fungi of insular Laurimacaronesia including a lichenological bibliography for the area.?, Fritschiana, vol. 5, pp. 1-132, 1995.