[17] Research has shown that Google Scholar puts high weight especially on citation counts[23] and words included in a document's title. P. Jacsó: Google Scholar: The pros and the cons, Online Inf. Chung, H.W. Inf. Large-scale longitudinal studies have found between 40 and 60 percent of scientific articles are available in full text via Google Scholar links.[32].

Our conclusion is that Google Scholar should be referred to as an academic search engine an not an academic database.

Am. Suitability of Google Scholar as a source of scientific information and as a source of data for scientific evaluation – Review of the Literature. G.A. Learn more about including your datasets in Dataset Search.. ‫العربية‬ ‪Deutsch‬ ‪English‬ ‪Español (España)‬ ‪Español (Latinoamérica)‬ ‪Français‬ ‪Italiano‬ ‪日本語‬ ‪한국어‬ ‪Nederlands‬ Polski‬ ‪Português‬ ‪Русский‬ ‪ไทย‬ ‪Türkçe‬ ‪简体中文‬ ‪中文（香港）‬ ‪繁體中文‬ Aguillo: Is Google Scholar useful for bibliometrics? Inform. Second, we present empirical evidences about its main characteristics (size, coverage, and growth rate). Search across a wide variety of disciplines and sources: articles, theses, books, abstracts and court opinions. Google Scholar provides a simple way to broadly search for scholarly literature. Google Scholar is an academic search engine, but the records found in Google Scholar are academic sources. [15] It indexes "full-text journal articles, technical reports, preprints, theses, books, and other documents, including selected Web pages that are deemed to be 'scholarly. Google Scholar constantly crawls the web for new sources, but also checks the ones that it has already added if they are still present. First, we present a general overview of how GS works. Third, we carry out a systematic analysis of the main limitations this search engine presents as a tool for the evaluation of scientific performance. Through its "Related articles" feature, Google Scholar presents a list of closely related articles, ranked primarily by how similar these articles are to the original result, but also taking into account the relevance of each paper.

Google Scholar does not search the entire public web, but limits it's scope to resources from academic publishers, universities, and academic repositories. Google Scholar arose out of a discussion between Alex Verstak and Anurag Acharya,[6] both of whom were then working on building Google's main web index. Inform. Publ.

Rev. First, a stable document identifier that uniquely identifies a document. For several years, SEO has also been applied to academic search engines such as Google Scholar. While Scopus and Web of Science have an editorial team that manages a list of sourcesthat are included in their database, Google Scholar adds to its index anything that looks like an academic article, research report, thesis, working paper, or book chapter according to its built-in algorithm. Inform. Ayllón, E. Orduna-Malea, E. Delgado López-Cózar: 2016 Google Scholar Metrics released: A matter of languages… and something else, EC3 Working Papers 22 (2016), J. Bar-Ilan: Search engine results over time: A case study on search engine stability, Cybermetrics, R. Rousseau: Daily time series of common single word searches in Altavista and Northernlight, Cybermetrics.

Users can search and read published opinions of US state appellate and supreme court cases since 1950, US federal district, appellate, tax, and bankruptcy courts since 1923 and US Supreme Court cases since 1791. J.D.F. No. Sci. List of academic databases and search engines, "Google Scholar to overshadow them all? But there are two key features that databases like Web of Science, Scopus, PubMed and others all offer and Google Scholar does not. [10] In 2011, Google removed Scholar from the toolbars on its search pages,[11] making it both less easily accessible and less discoverable for users not already aware of its existence. It's not guaranteed that the same search will give the same result.

Some searchers found Google Scholar to be of comparable quality and utility to subscription-based databases when looking at citations of articles in some specific journals.

D. Nicholas, C. Boukacem-Zeghmouri, B. Rodríguez-Bravo, J. Xu, A. Watkinson, A. Abrizah, E. Herman, M. Świgoń: Where and how early career researchers find scholarly information, Learn. A.W. E. Delgado López-Cózar, E. Orduna-Malea, A. Martín-Martín: Supplementary material to ‘Google Scholar as a data source for research assessment', S.C. Bradford: Sources of information of specific subjects, Engineering. [27] The coverage of Google Scholar may vary by discipline compared to other general databases.