Kiss, Orsolya, Béla Tokody, Tünde Ludnai, and Csaba Moskát. 2018. “THE EFFECTIVENESS OF NEST-BOX SUPPLEMENTATION FOR THE CONSERVATION OF EUROPEAN ROLLERS (CORACIAS GARRULUS)”. Acta Zoologica Academiae Scientiarum Hungaricae 63 (1), 123–135. https://doi.org/10.17109/AZH.63.1.123.2017.