TY - RPRT TI - Flicker-fusion thresholds; comparison between the continuous and the discontinuous method. AU - A MAHNEKE PY - 1957 DO - 10.1111/j.1755-3768.1957.tb05871.x UR - https://pubmed.ncbi.nlm.nih.gov/13424219/ ID - 13424219 ER -