The growth of a legend; a study based upon the German accounts of francs-tireurs and "atrocities" in Belgium
by Fernand van Langenhove and undated.
http://www.archive.org/details/growthoflegendst00langrich
The German fury in Belgium; experiences of a Netherland journalist during four months with the German army in Belgium by L.Mokveld.
http://www.archive.org/details/germanfuryinbelg00mokv
From the American Libraries Internet Archive.
Joe