{"id":"S85123197","label":"Skin friction (Aerodynamics)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85123197","normalized_label":"skin friction (aerodynamics)","broader":["http://id.loc.gov/authorities/subjects/sh85002696","http://id.loc.gov/authorities/subjects/sh85039270","http://id.loc.gov/authorities/subjects/sh85051971"],"aliases":["Skin drag"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85123197","provider":"lcsh","revision":"7fda36ba7ce0f209","taxonomy_revision":"f050b5d4780b1289","title":"Skin friction (Aerodynamics)","url":"/topics/S85123197","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10126423220111409668","address_version":"morton4x16-v1","coordinates":[0,20,19329,62464],"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}