Useful site to share academic papers
Useful glossary on European terms
The following sites refer to corpora, i.e. collections of texts and words taken from academic writings, spoken discourses, fiction, novel and newspapers. They are useful to check collocates (how a word, or lemma, collocates with others most frequently) and concordance lines.
British National Corpus
Michigan Corpus of Academic Spoken English
Corpus of Contemporary American English http://corpus.byu.edu/coca/