404. That’s an error.

The requested URL /translate_c?depth=1&hl=fr&prev=search&rurl=translate.google.fr&sl=en&sp=nmt4&u=https://www.preprints.org/search%3Faction%3Dsearch%26field%3Dauthors%26search%3DG.%2BVitiello&usg=ALkJrhgBaIKwJQaeSGciR5PDvjTDgh7seg was not found on this server. That’s all we know.