TY - JOUR T1 - The Reason of Vision JF - Luso-Brazilian Review JO - Luso-Braz Rev SP - 1 LP - 21 DO - 10.1353/lbr.0.0088 VL - 46 IS - 2 AU - Patricia I. Vieira Y1 - 2009/12/01 UR - http://lbr.uwpress.org/content/46/2/1.abstract N2 - ER -