{{ if (and (eq .RefIndex 0) (gt .RefCount 1)) -}}<span> ^ </span>{{ end -}}
{{ if gt .RefCount 1 -}}
<a href="#{{.RefID}}" class="footnote-backlink footnote-letter"><sup>{{letter .RefIndex}}</sup></a> 
{{ else }}
 <a href="#{{.RefID}}" class="footnote-backlink">^</a> 
{{ end -}}