Is there a quality reference material on CMS Moodle in Russian?

Question

CMS

Is there a quality reference material on CMS Moodle in Russian? If yes, please indicate. Invitations to work as a site administrator on Moodle. Is it difficult to work, what difficulties can there be during operation, can you advise something, what knowledge is desirable to have to work with this CMS?

Answer 1

but you still have no choice, if the site is already frying and earning, ha ha
difficulties - watch for vulnerabilities, and Pyha, and Moodle