Fontes de indexação

	Directory of Research Journal Indexing Directory of Research Journal Indexing (DRJI) is to increase the visibility and ease of use of open access scientific and scholarly journals thereby promoting their increased usage and impact.
	ROAD - Directory of Open Access Scholary Resources The portal gives access to the ISSN Register, the international database which contains key identification information about print and digital journals, magazines, newspapers, newsletters, and scholarly blogs and Open Access scholarly resources published in more than 100 countries.
	LATINDEX Latindex it is based on the cooperation of a network of institutions that operate in coordination for for the gathering and dissemination of relevant bibliographic information and editorial-quality criteria concerning the scientific serial publications produced in the region.
	Google Scholar Google Scholar provides a simple way to broadly search for scholarly literature. From one place, you can search across many disciplines and sources: articles, theses, books, abstracts and court opinions, from academic publishers, professional societies, online repositories, universities and other web sites. Google Scholar helps you find relevant work across the world of scholarly research.
	Diadorim - Sistema de Classificação das Revistas The Diadorim is an information service on authorizations for storage and access of articles of Brazilian journals in open access digital repositories. Part of the set of open access by the Brazilian Institute of Information in Science and Technologyservices.
	Revistas de LivRE acesso O LivRe é um catálogo de periódicos de livre acesso de todas as áreas do conhecimento.
	Semantic Scholar Semantic Scholar provides free, AI-driven search and discovery tools, and open resources for the global research community. We index over 200 million academic papers sourced from publisher partnerships, data providers, and web crawls.
	OPENAIRE OpenAIRE-Advance receives funding from the European Union's Horizon 2020 Research and Innovation programme under Grant Agreement No. 777541. The OpenAIRE Research Graph is one of the largest open scholarly record collections worldwide, key in fostering Open Science and establishing its practices in the daily research activities. Conceived as a public and transparent good, populated out of data sources trusted by scientists, the Graph aims at bringing discovery, monitoring, and assessment of science back in the hands of the scientific community.
	WorldCat WorldCat.org is a great resource for locating unique, trustworthy materials that you often can’t find anywhere except in a library. And by connecting thousands of libraries’ collections in one place, WorldCat.org makes it easy for you to browse the world’s libraries from one easy search box.
	Sumários.org Sumários de Revistas Brasileiras (Sumários.org) is an indexing database of Brazilian scientific journals. It resulted from the resumption of the "Sumários Correntes Brasileiros" series by the Ribeirão Preto Scientific Research Foundation (FUNPEC-RP), previously developed by the Brazilian Institute of Information in Science and Technology (IBICT).
	Dimensions database Dimensions is a database of research grants, which links grants to resulting publications, clinical trials and patents. Dimensions is part of Digital Science (or Digital Science & Research Solutions Ltd) a technology company with its headquarters in London, United Kingdom. The company focuses on strategic investments into startup companies that support the research lifecycle.