--- a/DESpecs/DESpecs.tex	Thu May 02 14:10:28 2013 +0200
+++ b/DESpecs/DESpecs.tex	Thu May 02 15:04:28 2013 +0200
@@ -30,6 +30,9 @@
 
 \usepackage{yfonts}
 
+\usepackage[hyperref,x11names,svgnames]{xcolor}
+\usepackage[colorlinks=true,urlcolor=SteelBlue4,linkcolor=DarkSlateGrey,
+]{hyperref}
 
 %%%
 

--- a/DESpecs/DESpecs_text.tex	Thu May 02 14:10:28 2013 +0200
+++ b/DESpecs/DESpecs_text.tex	Thu May 02 15:04:28 2013 +0200
@@ -12,7 +12,9 @@
 \begin{mainruleLessImportant}
 Save the text in plain text format (§.txt§) with Unicode §utf-8§ encoding. If the text is saved in more than one file, number the parts, for example §Euclid_part_001.txt§, §Euclid_part_002.txt§, and so on. Create a §zip§ archive from all files.
 
-We will also need the list of unknown characters (see \sect{section unknown characters}). If the list is handwritten, scan it and save it as PDF file. 
+We will also need the list of unknown characters (see \sect{section unknown characters}) for each file. It should have the same filename
+as the text it is from, but with the postfix §-unknown§ (e.\,g.
+§Euclid-unknown.pdf§) . If the list is handwritten, scan it and save it as PDF file.
 \end{mainruleLessImportant}
 
 
@@ -876,7 +878,10 @@
 \label{section unknown characters}
 
 \begin{mainrule}
-If there is an unknown character in the text, add it to the numbered list of unknown characters. From then on, type its number whenever it occurs in the text, e.g. §<001>§.
+If there is an unknown character in the text, add it to the numbered
+list of unknown characters. From then on, type its number whenever it
+occurs in the text, e.g. §<001>§. Keep a separate list for every
+single text. Do not make one list for the whole work order.
 \end{mainrule}
  
 \begin{clarification}