C.  Gueidan, Savic, S., Thüs, H., Roux, C., Keller, C., Tibell, L., Prieto, M., Heiðmarsson, S., Breuss, O., Orange, A., Fröberg, L., Wynns, A. A., Navarro-Rosinés, P., Krzewicka, B., Pykälä, J., Grube, M., and Lutzoni, F., ?Generic classification of the Verrucariaceae (Ascomycota) based on molecular and morphological evidence: recent progress and remaining challenges?, Taxon, vol. 58, pp. 184-208, 2009.

S.  Savic and Tibell, L., ?The lichen genus Henrica (Verrucariaceae, Eurotiomycetes) in northern Europe?, Nordic Journal of Botany, vol. 26, pp. 237-247, 2008.

S.  Savic and Tibell, L., ?Taxonomy and species delimitation in Sporodictyon (Verrucariaceae) in Northern Europe and the adjacent Arctic?reconciling molecular and morphological data?, Taxon, vol. 58, pp. 585-605, 2009.

S.  Savic, Tibell, L., Gueidan, C., and Lutzoni, F., ?Molecular phylogeny and systematics of Polyblastia (Verrucariaceae, Eurotiomycetes) and allied genera?, Mycological Research, vol. 112, pp. 1307-1318, 2008.

K. L.  Dillman, Ahti, T., Björk, C. R., Clerc, P., Ekman, S., Goward, T., Hafellner, J., Pérez-Ortega, S., Printzen, C., Savic, S., Schultz, M., Svensson, M., Thor, G., Tønsberg, T., Vitikainen, O., Westberg, M., and Spribille, T., ?New records, range extensions and nomenclatural innovations for lichens and lichenicolous fungi from Alaska, USA?, Herzogia, vol. 25, pp. 177-210, 2012.

A.  Nordin, Savic, S., and Tibell, L., ?Phylogeny and taxonomy of Aspicilia and Megasporaceae?, Mycologia, vol. 102, pp. 1339-1349, 2010.