Hi Dmitry,
org-mode has the following format for links:[[<file-name>::<text-to-search>][<link text>]] What should I do, if <text-to-search> contains ']' symbol? Like this: $form['input']
Not sure it helps in your case, but this * Heading containing [brackets] * Other heading Here is a link to [[Heading containing *%5B*brackets*%5D*][that first heading]]. works for me.