sciencedirect.com 8 sierpnia 2017/in Database search engine, SEARCH ENGINE, Text search engine /by OsintbaseA leading full-text scientific database offering journal articles and book chapters from more than 2,500 journals and almost 20,000 books. LINK: http://www.sciencedirect.com/ https://osintbase.com/wp-content/uploads/2017/08/heapr-150.png 500 1500 Osintbase https://osintbase.com/wp-content/uploads/2015/11/cropped-LOGO_osint_mini.png Osintbase2017-08-08 15:22:102017-08-08 15:22:10sciencedirect.com