http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Mạch khuếch đại cao tần dùng trong máy thu thanh băng tần (530 - 1600KC)
Viện Đại Học Cần Thơ - Đại Học Khoa Học - Ban Khoa Học ứng Dụng
Lưu Phước Hải, Lâm Ngọc Sương, Trần Ngọc Bé
electronic circuits,electronics,semiconductors,shortware radio,transistor