sci-hub
4.0 kati ya nyota 5 (kulingana na hakiki 2)
Sci-Hub is a website that provides free access to millions of research papers and books,
Lebo: research papers
Saraka isiyo na Biashara
wale ambao hutoa, hawapaswi kuuliza chochote kwa malipo
wale wanaopokea, hawapaswi kulipa chochote