Grube, M., Obermayer, W., Mayrhofer, H. & Spribille, T. 2016. Josef Hafellner — a life amongst lichens and their parasites. — Herzogia 29: 213–234.
The impact of Josef Hafellners scientific work on the systematics of lichenized ascomycetes and on the knowledge on lichenicolous fungi is discussed and the value of his extensive collections (c. 100,000 lichens including c. 8,000 lichenicolous fungi) is highlighted. A bibliography (1975–2016) is presented.