quinta-feira, 16 de abril de 2009

Google's Rankings Algorithm

Com o título How Google's Rankings Algorithm Has Changed Over Time eis um interessante post do blogue SEOmozBlog

Tonight, as I was writing another blog post, I started working on a graphic that probably deserves a post and discussion of its own. Below is my personal opinion of how some of the key factors in Google's ranking system have changed through the years I've been in SEO...

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