TY - RPRT TI - Vernier step acuity and bisection acuity for texture-defined form. AU - R Gray AU - D Regan PY - 1997 DO - 10.1016/s0042-6989(96)00324-0 UR - https://pubmed.ncbi.nlm.nih.gov/9274758/ ID - 9274758 ER -