<ref name="Hölldobler_&_Wilson_1971">{{cite journal |first1=B. |last1=Hölldobler |first2=E. O. |last2=Wilson |year=1971 |title=Recruitment trails in the harvester ant ''Pogonomyrmex'' ''badius''. |url= |journal=Psyche (Cambridge) |publisher= |volume=77 |issue= |pages=385–399 |doi= }}</ref>