Domahovski, A. C., & Cavichioli, R. R. (2017).

Six new Brazilian species of Polana (Varpulana) (Hemiptera: Cicadellidae: Gyponini) with key to males

. Zootaxa, 4244(4), 535–555. https://doi.org/10.11646/zootaxa.4244.4.5