Goerg H. Michler,
Edward D. Weil, Sergei V. Levchik,
Melanie Rohde-Tibitanzl,
Friedrich Kurr,
Thomas Gries, Dieter Veit,
Natalie Rudolph, Tim A. Osswald,
John S. Dick, Charles P. Rader,
John S. Dick,
John G. Sommer,
Tim A. Osswald, Georg Menges,
Goerg H. Michler, Francisco J. Baltá-Calleja,
Alan N. Gent,