{"id":"S2010002581","label":"Generalized Pontrjagin cohomology operations","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2010002581","normalized_label":"generalized pontrjagin cohomology operations","broader":["http://id.loc.gov/authorities/subjects/sh91001744"],"aliases":["Operations, Generalized Pontrjagin cohomology"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2010002581","provider":"lcsh","revision":"f382d1f183538bbb","taxonomy_revision":"f050b5d4780b1289","title":"Generalized Pontrjagin cohomology operations","url":"/topics/S2010002581","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"597932025672245858","address_version":"morton4x16-v1","coordinates":[0,479,14546,21504],"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}