"Rosa et al. (2017)" . "Rosa P., Zilioli M. & Jacobs M., 2017. Notes on endemic Alpine chrysidids, with key to Alpine Philoctetes Abeille de Perrin, 1879, and remarks on two rarely collected species (Hymenoptera, Chrysididae). Atti Soc. it. Sci. nat. Museo civ. Stor. nat. Milano, 4 (1): 9-18." . . "Rosa et al. (2017)" . "2017"^^ . . . "2017"^^ .