"भूवैज्ञानिक समय-मान": अवतरणों में अंतर

छो बॉट: विराम चिह्नों के बाद खाली स्थान का प्रयोग किया।
पंक्ति 111:
* [http://exploringtime.org/?page=segments Exploring Time] from Planck Time to the lifespan of the universe
* [http://www.episodes.org/backissues/272-yasuo/Time%20Scale.pdf] Gradstein, Felix M. et al. (2004) ''A new Geologic Time Scale, with special reference to Precambrian and Neogene'', Episodes, Vol. 27, no. 2 June 2004 (pdf)
* Lane, Alfred C,, and Marble, John Putman 1937. [http://books.google.ca/books?id=ckIrAAAAYAAJ&printsec=toc&source=gbs_summary_r&cad=0#PPP1,M1 Report of the Committee on the measurement of geologic time]
 
[[श्रेणी:भूविज्ञान]]