Indexing

Databases
	EZB It is an electronic library of scientific and academic journals that provides free access to full-text content. It is an initiative of the University of Regensburg, Germany, and offers access to more than 70,000 journals from over 5,000 publishers. The library is organized by subject, allowing users to search for journals by title, keyword, publisher, or subject. It also offers a list of the most popular journals and a list of new journals that have been recently added, making it a valuable tool for students, researchers, and professionals around the world. It enables users to access a large amount of information quickly and easily, without the need for subscriptions.
	ProQuest It offers a wide range of bibliographic databases that cover a vast number of subjects and areas of knowledge. These databases contain information about journal articles, books, reports, theses, and other documents where users can perform their searches by title, author, keyword, or subject. EBSCO It is an online research platform that provides access to various databases, journals, and e-books. EBSCO offers systematically organized collections of information, such as articles, books, and theses, with an interface that facilitates access and searching for information.
Directorios
	IPIndexing It is a database that offers website indexing services for search engines. IPIndexing uses a variety of techniques to index websites, including metadata extraction, sitemap creation, and content indexing.
	Latindex It is a regional information system for online academic journals, specialized in scientific journals edited in Ibero-America. It is a non-profit interinstitutional cooperation project aimed at promoting and improving the quality of scientific journals in the region.
	Ulrichs Web Global Serials Directory It is a bibliographic database that provides information on more than 383,000 periodicals (also known as serials) from around the world. The database includes information about academic journals, trade magazines, newspapers, newsletters, electronic journals, and other periodicals.
Índices bibliográficos
	AIO - OCLC It is a bibliographic database that indexes journal articles, books, theses, and other documents from academic and professional journals worldwide. The database is available in English, Spanish, French, German, Chinese, Japanese, and Korean. AIO - OCLC is a collaboration between OCLC, a nonprofit library organization, and Elsevier, an academic publisher. The database was launched in 2022 and is a valuable source for students, researchers, and professionals. AIO - OCLC indexes over 100 million documents from more than 10,000 journals, books, and other sources, which are available through OCLC WorldCat, a global library catalog.
	AIO It is a bibliographic index that covers anthropological literature published worldwide. The database is published by the Royal Anthropological Institute (RAI) and is available in English, French, German, Spanish, Portuguese, Russian, Chinese, and Japanese. AIO indexes journal articles, books, theses, and other documents from more than 2,000 journals and other publications, thereby covering a wide range of anthropological topics.
	Biblat It is a bibliographic database specialized in the fields of Law, Social Sciences, and Humanities. It focuses on academic and scientific literature produced in Latin America and the Caribbean, although it also includes publications from other regions as long as they are focused on the area. It covers disciplines such as law, sociology, political science, economics, anthropology, and history, among others.
	CLASE It is a tool that provides detailed bibliographic information, including author, title, source, abstract, and citation data, allowing users to identify and locate the original sources of interest. However, CLASE does not offer direct access to the full text of documents, as it is a reference tool designed to help locate and access relevant sources in the field of social sciences and humanities in Latin America.
	HAPI It is a bibliographic database that indexes journal articles, books, theses, and other documents from academic and professional journals published in Latin America and the Caribbean since the late 1960s. The database is published by the Latin American Institute at the University of California, Los Angeles, and is available in English, Spanish, and Portuguese.
	MIAR It is a bibliographic database that indexes scientific and academic journals in the fields of Social Sciences and Humanities. It is published by the University of Barcelona (UB) and is available in Spanish. It indexes over 10,000 scientific and academic journals from around the world, covering a wide range of topics related to Social Sciences and Humanities disciplines.
	MLA International Bibliography It is a bibliographic database that indexes articles from journals, books, theses, and other documents in literature, linguistics, and language. The database is published by the Modern Language Association (MLA) and is available in English. MLAIB indexes over 3 million citations of documents published since the 1800s.
	PubMed It is an open-access database, created and maintained by the National Library of Medicine of the United States. This database includes millions of citations in the areas of medicine, nursing, dentistry, veterinary medicine, healthcare systems, and preclinical sciences.
	Redalyc It is an indexing system that integrates high-quality scientific and editorial journals from the region into its index. After 16 years of providing visibility and supporting the consolidation of journals, it now exclusively includes those that adhere to the non-profit publishing model to maintain the academic and open nature of scientific communication in the region.