Social Science Research Network -The SSRN e-Library is a vast online repository offering access to over 359,800 abstracts and more than 293,500 full-text academic papers in PDF format. It brings together specialized research communities across various social science disciplines. Of particular interest to those exploring Tourism and Entrepreneurship, the platform hosts a diverse range of scholarly works, including content from select premium partner publications.

Google Scholar -Google Scholar is a freely accessible web search engine that indexes scholarly literature across a wide range of disciplines and formats. Covering millions of articles, theses, books, conference papers, and patents, it draws from academic publishers, professional societies, online repositories, universities, and other scholarly websites. Especially valuable for researchers in fields like Tourism and Entrepreneurship, Google Scholar provides a broad gateway to both peer-reviewed publications and grey literature, offering citation tracking and related research suggestions to support in-depth academic exploration.

DOST Starbooks -The STARBOOKS online portal is a rich source of learning resources. It provides a wide range of materials such as lessons, activities, and quizzes for K1-12 and College New General Education (GEC) Core Courses. Additionally, it also offers Exam Readiness for the Program for International Student Assessment (PISA) and Trends in International Mathematics and Science Study (TIMSS). The portal contains various special STEM materials in text, image, and multimedia formats. 

Directory of Open Access Books - The DOAB is an open-access digital library that provides free access to thousands of peer-reviewed academic books from a wide range of disciplines. With contributions from leading university presses and scholarly publishers, it supports global access to high-quality research literature. 

Directory of Open Access Journals   - The DOAJ is a comprehensive online directory that indexes and provides access to high-quality, peer-reviewed open access journals from around the world. With thousands of freely available full-text articles across all academic disciplines, it serves as a valuable resource for scholars, practitioners, and students alike. 

Supreme Court E-Library -The E-Library is the primary research tool in the speedy delivery of justice for it "Puts all laws, decisions and rules and regulations in the Judge's fingertips." It serves the entire Judiciary - the Supreme Court, Court of Appeals, Sandiganbayan, Court of Tax Appeals, Regional Trial Courts, Metropolitan Trial Courts, Municipal Trial Courts and Shari'a Courts. It has supported legal education by providing to law schools upon request.