Graf, Wolfram, Steffen U. Pauls, and Simon Vitecek. 2018. “Isoperla vjosae Sp. n., a New Species of the Isoperla tripartita Group from Albania (Plecoptera: Perlodidae)”. Zootaxa 4370 (2). Auckland, New Zealand:171–179. https://doi.org/10.11646/zootaxa.4370.2.5.