http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Nội dung số này trình bày: PETROVIETNAM quản trị hiệu quả, tăng trưởng cao; móc son đầu tiên của công nghiệp khí; nền khinh tế việt nam sẽ chiến thắng dịch covid-19; giữ vững "vùng xanh" nhà máy; PETROVIETNAM sản xuất gắn với bảo vệ môi trường