TY - RPRT TI - Nonreciprocal reflection of a subwavelength hole array. AU - E Altewischer AU - M P van Exter AU - J P Woerdman PY - 2003 DO - 10.1364/ol.28.001906 UR - https://pubmed.ncbi.nlm.nih.gov/14587771/ ID - 14587771 ER -