https://pl.wikipedia.org/w/index.php?title=Octan_etylu&curid=217010&diff=37144425&oldid=37144363
This may be a template that got subst'd in VisualEditor. It produces this text:
<div class="do-not-make-smaller refsection references-column-count references-1column">
<references />
</div>
Something sensible ought to be done with this, but I'm not sure what the right answer is. (Yes, that's in English, even though it's not an English-language project.)
Version: unspecified
Severity: normal