1. Lichens of two nature reserves in NE Iran
2. New species, combinations, lectotypifications and synonyms in Australian Pyrenulaceae;Aptroot;Australasian Lichenology,2007
3. Pyrenocarpous lichens with bitunicate asci. A first assessment of the lichen biodiversity inventory in Costa Rica;Aptroot;Bibliotheca Lichenologica,2008
4. Pyrenulaceae;Aptroot;Flora of Australia,2009
5. A monograph of the Pyrenulaceae (excluding Anthracothecium and Pyrenula) and the Requienellaceae, with notes on the Pleomassariaceae, the Trypetheliaceae and Mycomicrothelia (lichenized and non-lichenized ascomycetes);Aptroot;Bibliotheca Lichenologica,1991