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Skyscanner - Skyscanner.com compares over 1000 airlines to find you the cheapest airfares, fast.

Mendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.

Kiwi.com - Find and book the best low-cost flights all around the world

Zotero - Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.

CheckMyTrip - Manage your trip and stay organized and productive during your journey, all your travel plans in...