Pârâu, L. G. (2017). Dynamics in numbers of group-roosting individuals in relation to pair-sleeping occurrence and onset of egg-laying in european bee-eaters Merops apiaster. Journal für Ornithologie, 158(4), . https://doi.org/10.1007/s10336-017-1468-1
Chicago-Zitierstil (17. Ausg.)Pârâu, Liviu G. "Dynamics in Numbers of Group-roosting Individuals in Relation to Pair-sleeping Occurrence and Onset of Egg-laying in European Bee-eaters Merops Apiaster." Journal Für Ornithologie 158, no. 4 (2017). https://doi.org/10.1007/s10336-017-1468-1.
MLA-Zitierstil (9. Ausg.)Pârâu, Liviu G. "Dynamics in Numbers of Group-roosting Individuals in Relation to Pair-sleeping Occurrence and Onset of Egg-laying in European Bee-eaters Merops Apiaster." Journal Für Ornithologie, vol. 158, no. 4, 2017, https://doi.org/10.1007/s10336-017-1468-1.