26 risultati
26 risultati
https://www.britannica.com/
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Encyclopædia Britannica, the oldest English-language general encyclopaedia. The Encyclopædia Britannica was first published in 1768, when it began to appear in Edinburgh, Scotland.
Enciclopedie online General
http://www.scholarpedia.org/article/Main_Page/
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Scholarpedia is a peer-reviewed open-access encyclopedia written and maintained by scholarly experts from around the world. ... Scholarpedia and Wikipedia are alike in many respects: both allow anyone to propose revisions to almost any ...
Enciclopedie online General
https://en.wikipedia.org/wiki/Main_Page
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Wikipedia (/ˌwɪkɪˈpiːdiə/ (About this sound listen) WIK-i-PEE-dee-ə or /ˌwɪkiˈpiːdiə/ (About this sound listen) WIK-ee-PEE-dee-ə) is a multilingual, web-based, free-content encyclopedia project supported by the Wikimedia Foundation and ...
Enciclopedie online General App mobile Apple App Store Books and Reference Education ...
http://en.citizendium.org/
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Citizendium is an English-language wiki-based free encyclopedia project launched by Larry Sanger, who had previously co-founded Wikipedia in 2001.
Enciclopedie online General
https://ourworldindata.org/
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Poverty, disease, hunger, climate change, war, existential risks, and inequality: the world faces many great and terrifying problems. It is these large problems that our work at Our World in Data focuses on. Thanks to the work of thous ...
Enciclopedie online Politics, law, and history
https://worldfloraonline.org/
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World Flora Online is the international initiative to achieve Target 1 of the Global Strategy for Plant Conservation and provides a global overview of the diversity of plant species. It is the essential tool for conservation planners, ...
Enciclopedie online Life sciences
https://wikem.org/
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WikEM, The Global Emergency Medicine Wiki, is the world's largest and most popular emergency medicine open-access reference resource. Our highly acclaimed content is freely available via the internet and our dedicated mobile applicatio ...
Enciclopedie online Medical
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