@misc{indiciae82aac5a75daf, title = {An effective surrogate for impact studies.}, author = {D L Berens and G J Alker and H Brody and C A Glomski}, year = {1985}, doi = {10.1016/s0196-0644(85)81070-2}, url = {https://pubmed.ncbi.nlm.nih.gov/3970394/}, note = {Source identifier: 3970394} }