The authors of the following papers studied Short-toed Eagles among other Raptors. Here are the results of those comparative studies focused on monitoring of migrating birds and on distribution constraints:
• M. PANUCCIO, M. GUSTIN, G. BOGLIANI, 2011 – A comparison of two methods for monitoring migrating broad-winged Raptors approaching a long water crossing // Avocetta, 35 (1-2): pp. 13-17. – (En).
• J.L. TELLERÍA, G. FANDOS, E. TENA, R. CARBONELL, A. ONRUBIA, A. QNINBA, Á. RAMÍREZ, 2018 – Constraints on raptor distribution at the southwestern boundary of the Palaearctic: implications for conservation // Biodiversity and Conservation: pp. 1-17. (En).