00290    a2200097   4500000002500000005001700025020001800042100004900060245005800109260002500167     nam a22     7a 450020260722160754.0  a9780128223208  aErik Dahlman, Stefan Parkvall, Johan Sköld  a5G NR: The Next Generation Wireless Access Technology  bAcademic Pressc2018