• Overview of Chinese core journals
  • Chinese Science Citation Database(CSCD)
  • Chinese Scientific and Technological Paper and Citation Database (CSTPCD)
  • China National Knowledge Infrastructure(CNKI)
  • Chinese Science Abstracts Database(CSAD)
  • JST China
  • SCOPUS
Advanced Search
Helen Margolis. A brief history of timekeeping[J]. PHYSICS, 2019, 48(1): 9-12. DOI: 10.7693/wl20190102
Citation: Helen Margolis. A brief history of timekeeping[J]. PHYSICS, 2019, 48(1): 9-12. DOI: 10.7693/wl20190102
shu

A brief history of timekeeping

    Graphical Abstract
    • Abstract
    • FullText(HTML)
  • loading
    • References (0)
    • Related Articles

Catalog

    Turn off MathJax
    Article Contents

    /

    DownLoad:  Full-Size Img  PowerPoint
    Return
    Return