TY - RPRT TI - Adaptation to gratings: equal spatial selectivity for light and dark bar width variation. AU - M A Georgeson AU - S K Reddin PY - 1981 DO - 10.1016/0042-6989(81)90170-x UR - https://pubmed.ncbi.nlm.nih.gov/7269320/ ID - 7269320 ER -