If you are newbie, and don’t know anything about bitcoin, these links will be helpful for you. Here you will find everything what you need to know: from basic things, to difficult technical information. But these links are not only for newbies. Here you can find lot of useful information, serious articles and good advices.
Bitcoin.org – main information, introduction, resoourses, documentation, vocabulary and FAQ.
Wikipedia.org – short explanations about everything what is related to bitcoin.
Bitcoin.it – more than thousand articles, wiki version only for bitcoin.
Bitcoinwiki.org – this is an independent project that exists thanks to the active participation of the Bitcoin community. This Wiki collects all the information about Bitcoin and other cryptocurrencies. Here you can find articles also in different languages.