"Aptroot et al. (2011)" . . "2011"^^ . _:b70015745 . "10.1127/0029-5035/2011/0092-0343" . . _:b70015745 . . "Aptroot et al. (2011)" . _:b70015745 "10.1127/0029-5035/2011/0092-0343" . "2011"^^ . "Aptroot, A., Van De Vijver, B., Lebouvier, M. & Ertz, D. 2011. Lichens of Ile Amsterdam and Ile Saint Paul (TAAF, southern Indian Ocean). Nova Hedwigia, 92(3-4): 343-367." . _:b70015745 .