@misc{indiciae76e94a42e0a6, title = {Temporal summation phenomena at threshold: their relation to visual mechanisms.}, author = {J L Zacks}, year = {1970}, doi = {10.1126/science.170.3954.197}, url = {https://pubmed.ncbi.nlm.nih.gov/5456617/}, note = {Source identifier: 5456617} }