CX2 seems to create several references with the same name, but not necessarily the same content.

Example on Beech Creek Railroad on frwiki :

• <<ref name="moody"> <cite class="citation book">[[John Moody (financial analyst)|Moody, John]] (1920). ''[[Moody's Manual|Analyses des investissements de Moody's]]'' . [[New York City|New York]] : [[Moody's Investors Service]] . [[OCLC]] &nbsp; [//www.worldcat.org/oclc/8817369 8817369] .</cite> <templatestyles src="Module:Citation/CS1/styles.css"></templatestyles></ref>
• <ref name="moody"><cite class="citation book">[[John Moody (financial analyst)|Moody, John]] (1920). ''[[Moody's Manual|Moody's Analyses of Investments]]''. [[New York City|New York]]: [[Moody's Investors Service]]. [[OCLC]]&nbsp;[//www.worldcat.org/oclc/8817369 8817369].</cite><templatestyles src="Module:Citation/CS1/styles.css"></templatestyles></ref>

It also includes links to missing template styles : "La page Module:Citation/CS1/styles.css n’a pas de contenu" error is displayed