Slightly wrong section, this thread should probably be in "Meta" or "Beginners & Help" 
Posting a link to an article is fine as long as you add a bit of context to it, eg. what aspect specifically you are wondering about. If you just throw in a link without any additional thoughts it comes off as rather spammy.
Just don't copy / paste articles or content without referencing the source, otherwise you'll get banned for plagiarism.
Well it could also be appropriate here because the OP needs help. The post is just like a sort of asking a question regarding in posting article. Posting a link to an article is fine as long as you add a bit of context to it, eg. what aspect specifically you are wondering about. If you just throw in a link without any additional thoughts it comes off as rather spammy.
Just don't copy / paste articles or content without referencing the source, otherwise you'll get banned for plagiarism.
Anyway, I suggest OP to read the sticky threads above and see the unofficial list of rules and regulations.
Well, you can post link here for the article to support your claim of a certain post but if you wish to promote your article here by posting the links then it is not allowed.