布拉格期 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "布拉格期" in Chinese language version.

refsWebsite
Global rank Chinese rank
2nd place
23rd place
6,584th place
8,979th place
18th place
57th place

doi.org

harvard.edu

ui.adsabs.harvard.edu

  • Kaufmann, B.; Trapp, E.; Mezger, K. The numerical age of the Upper Frasnian (Upper Devonian) Kellwasser horizons: A new U-Pb zircon date from Steinbruch Schmidt(Kellerwald, Germany). The Journal of Geology. 2004, 112 (4): 495–501. Bibcode:2004JG....112..495K. doi:10.1086/421077. 

lyellcollection.org

jgs.lyellcollection.org