Iqbal, M. S., und A. N. Khalid. „Aspicilia Fumosa (Megasporaceae), a New Record for Pakistan and the First in Eurasia“. Journal of the Botanical Research Institute of Texas, Bd. 18, Nr. 1, Juli 2024, S. 187-91, doi:10.17348/jbrit.v18.i1.1347.