Fraticelli, Fulvio, and Carla Marangoni. “[The Great Grey Shrike Lanius Excubitor L. Of the Arrigoni Degli Oddi’s Ornithological Collection at the Museo Civico Di Zoologia, Rome (Italy)]”. Rivista Italiana di Ornitologia 88, no. 1 (December 5, 2018): 43-46. Accessed August 22, 2019. https://sisn.pagepress.org/index.php/rio/article/view/405.