Fix makepdf

Author: goerz

docs/makepdf.jl

@@ -1,4 +1,5 @@
 using DocumenterCitations
+using DocumenterInterLinks
 using Documenter
 using Pkg
 
@@ -19,6 +20,11 @@ bib = CitationBibliography(
     style=:numeric  # default
 )
 
+links = InterLinks(
+    "Documenter" => "https://documenter.juliadocs.org/stable/",
+    "Bijections" => "https://docs.juliahub.com/General/Bijections/stable/",
+)
+
 println("Starting makedocs")
 
 include("custom_styles/enumauthoryear.jl")
@@ -39,7 +45,7 @@ withenv("DOCUMENTER_BUILD_PDF" => "1") do
             "Internals"              => "internals.md",
             "References"             => "references.md",
         ],
-        plugins=[bib],
+        plugins=[bib, links],
     )
 end