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پایگاه های اطلاعاتی دسترسی آزاد

Directory of Open Access Journals (DOAJ)

DOAJ is a community-curated online directory that indexes and provides access to high quality, open access, peer-reviewed journals.

The Directory of Open Access Journals (DOAJ) indexes more than 10000 open access journals covering all areas of science, technology, medicine, social science and humanities. It is a white list of open access journals and aims to be the starting point for all information searches for quality, peer reviewed, open access material.

CaltechAUTHORS

This is a repository of over 55,000 research papers authored by Caltech faculty and other researchers at Caltech. It is updated continuously as departments and library staff add available and recently published documents.

ERIC

·         Comprehensively indexed journals contain an average of 80% or more education-related articles; ERIC creates a bibliographic record for all articles in every acquired issue.

·         Selectively indexed journals contain an average of 50-79% education-related articles and are critical to topic area coverage; ERIC applies a manual article-by-article selection process and indexes only the articles that conform to the standard and criteria outlined the selection policy.

·         Occasionally indexed journals contain an average of 25-49% education-related articles and are determined to be critical to topic area coverage; ERIC applies a manual article-by-article selection process and indexes only the articles that conform to the standard and criteria outlined the selection policy.

IJRCM