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Normatiza
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Bielefeld Academic Search Engine (BASE)
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Aalborg University Library (Denmark)
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WorldCat: The World's Largest Library Catalog
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Semantic Scholar
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J-Gate
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Open J-Gate
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CORE-The world’s largest collection of open access research papers
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JURN
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Microsoft Academic Search
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Google Scholar
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Kopernio - powered by Web of Science
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Pol-Index
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PBN(Polish Scholarly Bibliography)Nauka Polaska
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Scilit, MDPI AG (Basel, Switzerland)
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Tyndale University College & Seminary
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indiana Library WorldCat
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CrossRef DOI-10.37118/ijdr
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Neliti - Indonesia's Research Repository
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Journal TOC
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WIKI-CFP
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Scinapse- Academic Search Engine
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Mendeley-Reference Management Software & Researcher Network
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Dimensions.ai: Re-imagining discovery and access to research
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Citeseerx
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IE Library (Spain)
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Mount Saint Vincent University Library ( Halifax, Nova Scotia Canada)
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INDIANA UNIVERSITY-PURDUE UNIVERSITY INDIANAPOLIS (USA)
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Roderic Bowen Library and Archives (United Kingdom)
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University Library of Skövde (Sweden)
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Indiana University East (campuslibrary (USA))
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BibSonomy-The blue social bookmark and publication sharing system
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Slide Share
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Academia
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Archive
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Scribd
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ISRJIF
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Cite Factor
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SJIF-InnoSpace
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ISSUU
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Research Bib
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infobaseindex
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I2OR
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DRJI