scholar.google.com.br 的前十大競爭對手

researchgate.net

Access 160+ million publication pages and connect with 25+ million researchers. Join for free and gain visibility by uploading your research.

scielo.org

biblioteca virtual em saúde

mdpi.com

MDPI is a publisher of peer-reviewed, open access journals since its establishment in 1996.

sci-hub.se

sci-hub website. get free access to academic journals. download research papers for free from sciencedirect, ieee, wiley, springer, nature and others

redalyc.org

La producción científica de México en revistas iberoamericanas, Psicología

rsdjournal.org

the research, society and development journal (whose abbreviated title is res., soc. dev.) is a multidisciplinary scientific publication focused on promoting the social, scientific and technological development through the publication of the findings that have occurred in different areas. this is a monthly journal, which publishes various types of manuscript, such as scientific articles, reviews and case teaching in diversified areas of knowledge. the journal receives many contributions from researchers in the area of teaching, which allows to evaluate and publish also educational objects.

taylorfrancis.com

Stop poverty in all its forms. Eradicate extreme poverty for all people everywhere. Reduce at least by half the proportion of men, women and children of all

core.ac.uk

the world’s largest collection of open access research papers

scispace.com

From blogs, guides, and ebooks to product updates, expert insights, and interviews — A dedicated resource hub for students, librarians, researchers, and universities!