Fleischer, Robert C.; James, Helen F.; Olson, Storrs L. (2008). Convergent Evolution of Hawaiian and Australo-Pacific Honeyeaters from Distant Songbird Ancestors. Current Biology. 18 (24): 1927—31. doi:10.1016/j.cub.2008.10.051. PMID19084408.
Fleischer, Robert C.; James, Helen F.; Olson, Storrs L. (2008). Convergent Evolution of Hawaiian and Australo-Pacific Honeyeaters from Distant Songbird Ancestors. Current Biology. 18 (24): 1927—31. doi:10.1016/j.cub.2008.10.051. PMID19084408.