Bagriacik, N. “Some Structural Features of Nest Materials of Polistes Nimpha (Christ, 1791) in Several Ecological Conditions (Hymenoptera: Vespidae)”. Journal of the Entomological Research Society, vol. 15, no. 3, Nov. 2013, pp. 1-7, https://www.entomol.org/journal/index.php/JERS/article/view/483.