North Coast (Napa, Sonoma, Mendocino, Lake) Vineyards, Wineries, Wine Economics
https://www.researchgate.net/profile/Simone_Mueller_Loose/publication/347389184_2020_ProWein_Business_Report_-_The_effects_of_Covid-19/links/5fda7a6145851553a0c23054/2020-ProWein-Business-Report-The-effects-of-Covid-19.pdf
