@misc{indiciae7d6d506c7f80, title = {When can the cause of a population decline be determined?}, author = {Trevor J. Hefley and Mevin Hooten and John M. Drake and Robin E. Russell and Daniel P. Walsh}, year = {2016}, doi = {10.1111/ele.12671}, url = {https://pubs.usgs.gov/publication/70176971}, note = {Source identifier: 70176971} }