There's always a wavery, indefinite line between 'cribbing from un-cited sources' and 'everybody should get that reference.' I'd assume the article's on the lat

There's always a wavery, indefinite line between 'cribbing from un-cited sources' and 'everybody should get that reference.' I'd assume the article's on the latter side of the divide, but still worth mentioning (as you've done) for people who don't read this stuff all the time.