user: Question: What are the notes where the authors are Zhou & Zhang?
Columns: ['Name', 'Novelty', 'Status', 'Authors', 'Unit', 'Location', 'Notes']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['" Archaeovolans "', 'gen et sp nov', 'junior synonym', 'Czerkas & Xing', 'Jiufotang Formation', 'China', 'junior synonym of Yanornis']
SQL:

assistant: SELECT "Notes" FROM "Table" WHERE "Authors" = 'Zhou & Zhang';