Marks, Ben D.; Weckstein, Jason D.; Moyle, Robert G. (2007). "Molecular phylogenetics of the bee-eaters (Aves: Meropidae) based on nuclear and mitochondrial DNA sequence data". Molecular Phylogenetics and Evolution45: 23–32. doi:10.1016/j.ympev.2007.07.004. பப்மெட்:17716922.
nih.gov
ncbi.nlm.nih.gov
Marks, Ben D.; Weckstein, Jason D.; Moyle, Robert G. (2007). "Molecular phylogenetics of the bee-eaters (Aves: Meropidae) based on nuclear and mitochondrial DNA sequence data". Molecular Phylogenetics and Evolution45: 23–32. doi:10.1016/j.ympev.2007.07.004. பப்மெட்:17716922.