1. California Grape Acreage Report, 2021 Summary
2. U.S. Wine Market Size, Share & Trends Analysis Report By Product (Table Wine, Dessert Wine, Sparkling Wine), By Distribution Channel (On-trade, Off-trade), And Segment Forecasts, 2022–2030https://www.grandviewresearch.com/industry-analysis/us-wine-market/request/rs1
3. Developing a Viable Vineyard Workforce for the Futurehttps://grapesandwine.cals.cornell.edu/newsletters/appellation-cornell/2019-newsletters/issue-36-february-2019/viewpoints/
4. Regional equilibrium wage rate for hired farm workers in the tree fruit industry;Brady;Western Econ. Forum,2016
5. On U.S. Farms, Fewer Hands for the Harvesthttps://www.newamericaneconomy.org/news/u-s-farms-fewer-hands-harvest/