Graf, W., Pauls, S.U. and Vitecek, S. 2018. Isoperla vjosae sp. n., a new species of the Isoperla tripartita group from Albania (Plecoptera: Perlodidae). Zootaxa. 4370, 2 (Jan. 2018), 171–179. DOI:https://doi.org/10.11646/zootaxa.4370.2.5.