Iorgu I?tefan, Iorgu EIulia. A new species of Isophya (Orthoptera: Phaneropteridae) from the Romanian Carpathian Mountains              A new species of.  2010. Available at: http://archive.sciendo.com/TRAVMU/travmu.2010.53.issue--1/v10191-010-0012-9/v10191-010-0012-9.pdf.

Iorgu I?tefan, Iorgu EIulia, Szövényi G, Orci KMárk. A new, morphologically cryptic bush-cricket discovered on the basis of its song in the Carpathian Mountains (Insecta, Orthoptera, Tettigoniidae). ZooKeys. 2017;680:57 - 72. Available at: https://zookeys.pensoft.net/articles.php?id=12835.

Iorgu I?tefan, Iorgu EIulia, Stahi N. The Orthoptera (Insecta) from Middle and Lower Prut River Basin. Travaux du Mus?um National d?Histoire Naturelle ?Grigore Antipa?. 2013;56(2). Available at: http://www.degruyter.com/view/j/travmu.2013.56.issue-2/travmu-2013-0012/travmu-2013-0012.xmlhttps://www.degruyter.com/view/j/travmu.2013.56.issue-2/travmu-2013-0012/travmu-2013-0012.pdf.

Iorgu I?tefan, Kri?tín A, Szövényi G, e.a. Distinctive male?female acoustic duetting supports the specific status of               Isophya fatrensis               , a West-Carpathian endemic bush-cricket (Insecta: Orthoptera: Tettigoniidae: Phaneropterinae). Bioacoustics. 2017:1 - 14. Available at: https://www.tandfonline.com/doi/full/10.1080/09524622.2016.1272005.

Iorgu I?tefan, Chobanov DPetrov, Iorgu EIulia. The unexpected finding of Parapholidoptera castaneoviridis in south-eastern Romania (Insecta, Orthoptera, Tettigoniidae). ZooKeys. 2017;643:87 - 96. Available at: http://zookeys.pensoft.net/articles.php?id=10645.