{"id":"S2021000872","label":"Information storage and retrieval systems--Optoelectronics","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2021000872","normalized_label":"information storage and retrieval systems--optoelectronics","broader":[],"aliases":["Optoelectronics--Information storage and retrieval systems"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2021000872","provider":"lcsh","revision":"2f5d2026bf7f643c","taxonomy_revision":"f050b5d4780b1289","title":"Information storage and retrieval systems--Optoelectronics","url":"/topics/S2021000872","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14160513506266595394","address_version":"morton4x16-v1","coordinates":[0,481,55322,40960],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}