ProQuest出版物検索

ProQuest Publications Search と EBSCO データベース (一般的)、JSTOR、および Scopus との比較
ProQuest出版物検索	EBSCO databases (typical)	JSTOR	スコープス
Content and scale: ProQuest describes about 90,000 sources and 6 billion digital pages. It holds the largest collection of dissertations and theses, roughly 20 million newspaper pages and more than 450,000 ebooks.	Content and scale: Members checked: Academic Search Ultimate lists 10,199 active full-text journals and magazines, of which 9,581 are peer-reviewed and 7,153 are open access, plus more than 6,700 videos. EBSCO Discovery Service is a search solution and its page gives no content counts.	Content and scale: JSTOR lists over 12 million journal articles from more than 2,800 journals, over 158,000 DRM-free ebooks from more than 340 publishers, over 2 million images and multimedia items, and over 80,000 open access research reports.	Content and scale: Scopus lists more than 100 million records, over 404,000 books, 2.6 million preprints and 19.5 million author profiles. It is an abstract and citation database, not a full-text archive.
Disciplinary focus and selection: The mix is broad: scholarly journals, dissertations, newspapers, ebooks, video and digitized historical materials from libraries, museums and archives.	Disciplinary focus and selection: Academic Search Ultimate is multidisciplinary, with expert-curated subject vocabularies and subject access points in more than 30 languages. About 5,873 of its journals are indexed in Web of Science or Scopus.	Disciplinary focus and selection: Journals cover the humanities, social sciences and sciences. Primary sources and images cover topics such as art and history.	Disciplinary focus and selection: Content is source-neutral and curated by the Content Selection Advisory Board, an international panel of independent subject experts.
Search, metrics and export: The platform offers basic, advanced and thesaurus search and an AI Research Assistant. Results can be cited in many styles, saved as PDF, and exported to EndNote Fusion. Content is also discoverable through Summon, Primo Central, Google Scholar and PubMed.			Search, metrics and export: Scopus provides journal, article, author and institutional metrics, including CiteScore, and lets users analyze, compare and export data. A Scopus with AI option offers natural language search, and an API link is provided.
アクセスと費用： Institutions configure authentication and custom login URLs. The pages checked do not publish prices.	アクセスと費用： Access is through an EBSCOhost login. Prices are not published, and buyers can request pricing or a trial.	アクセスと費用： JSTOR offers open and free materials that anyone can read, including some Reveal Digital collections and Path to Open books. The rest depends on institutional or other access.	アクセスと費用： Access is by subscription with no listed price, and a free Scopus Preview is available for evaluation.

ProQuest Publications Search と EBSCO データベース (一般的)、JSTOR、および Scopus との比較

ProQuest出版物検索

EBSCO databases (typical)

JSTOR

スコープス

Content and scale: ProQuest describes about 90,000 sources and 6 billion digital pages. It holds the largest collection of dissertations and theses, roughly 20 million newspaper pages and more than 450,000 ebooks.

Content and scale: Members checked: Academic Search Ultimate lists 10,199 active full-text journals and magazines, of which 9,581 are peer-reviewed and 7,153 are open access, plus more than 6,700 videos. EBSCO Discovery Service is a search solution and its page gives no content counts.

Content and scale: JSTOR lists over 12 million journal articles from more than 2,800 journals, over 158,000 DRM-free ebooks from more than 340 publishers, over 2 million images and multimedia items, and over 80,000 open access research reports.

Content and scale: Scopus lists more than 100 million records, over 404,000 books, 2.6 million preprints and 19.5 million author profiles. It is an abstract and citation database, not a full-text archive.

Disciplinary focus and selection: The mix is broad: scholarly journals, dissertations, newspapers, ebooks, video and digitized historical materials from libraries, museums and archives.

Disciplinary focus and selection: Academic Search Ultimate is multidisciplinary, with expert-curated subject vocabularies and subject access points in more than 30 languages. About 5,873 of its journals are indexed in Web of Science or Scopus.

Disciplinary focus and selection: Journals cover the humanities, social sciences and sciences. Primary sources and images cover topics such as art and history.

Disciplinary focus and selection: Content is source-neutral and curated by the Content Selection Advisory Board, an international panel of independent subject experts.

Search, metrics and export: The platform offers basic, advanced and thesaurus search and an AI Research Assistant. Results can be cited in many styles, saved as PDF, and exported to EndNote Fusion. Content is also discoverable through Summon, Primo Central, Google Scholar and PubMed.

Search, metrics and export: Scopus provides journal, article, author and institutional metrics, including CiteScore, and lets users analyze, compare and export data. A Scopus with AI option offers natural language search, and an API link is provided.

アクセスと費用： Institutions configure authentication and custom login URLs. The pages checked do not publish prices.

アクセスと費用： Access is through an EBSCOhost login. Prices are not published, and buyers can request pricing or a trial.

アクセスと費用： JSTOR offers open and free materials that anyone can read, including some Reveal Digital collections and Path to Open books. The rest depends on institutional or other access.

アクセスと費用： Access is by subscription with no listed price, and a free Scopus Preview is available for evaluation.