Ah, I'm sorry. I looked over it because I didn't see it mentioned in the text. You did technically link to it as "active literature on sorting" without further

Ah, I'm sorry. I looked over it because I didn't see it mentioned in the text. You did technically link to it as "active literature on sorting" without further details, but then the article goes on to describe exactly their idea without mentioning that it is in fact their idea. There really ought to be a contextual reference that gives proper credit.