by Ruth Mortimer...[et.al] by Ruth Mortimer...[et.al by Claudine Cartier...[et al.] by Keith R.A....[et.al.] By Jane B.Singer...[et.al.] By Thomas Veser...[et.al.] by Karl Ruhrberg...[et.al] by Paul Smitz...[et.al] by Ulrich Loock...[et.al.] by Uwe Goppold...[et.al]