We propose this thread as a repository of Bitcoin related articles and papers that have been translated.

If you have one to add, please post the link to the original source and the link to the translation.

If you know the target language and have reviewed the translation for accuracy, please merit the translators or comment with feedback.

If you have a link or want to do a translation of a particular item already posted in a different language, please collaborate with the OP of that particular item to add a link to the translation in your language. Here is an example how it was done for one particular item:
https://bitcointalk.org/index.php?topic=5221497.msg53726647#msg53726647

In advance, we thank the participants.