local function isPatrologiaReference(first, second, third, last)
   return first.t == 'Emph'
      and (
         (
            #first.content == 3
            and string.match(first.content[1].text, '^Patrologi[ea]$')
            and first.content[2].t == 'Space'
            and first.content[3].t == 'Str'
            and string.match('|grecque|Graeca|latine|Latina|orientale|orientalis|', '|' .. first.content[3].text .. '|')
         )
         or
         (
            #first.content == 1
            and first.content[1].t == 'Str'
            and string.match('|PG|PL|PO|', '|' .. first.content[1].text .. '|')
         )
      )
      and (second.t == 'Str'
           and string.match(second.c, '^ [0-9]+,$')
           and third.t == 'Space'
           and last.t == 'Str'
           and string.match(last.c, '^col. $'))
end

function Inlines (inlines)
   for i = #inlines, 6, -1 do
      if isPatrologiaReference(inlines[i-3], inlines[i-2], inlines[i-1], inlines[i]) then
         inlines:remove(i)
      end
   end
   return inlines
end