Journal article (2007) - AJ Illingworth (author), RJ Hogan (author), M Haeffelin (author), H Klein Baltink (author), O. Krasnov (author), O.A. Krasnov (author), J Pelon (author), J-M Piriou (author), A Protat (author), H.W.J. Russchenberg (author), H. Russchenberg (author), HWJ Russchenberg (author), Herman Russchenberg (author), A Seifert (author), AM Tompkins (author), G-J Zadelhoff (author), EJ O'Connor (author), F Vinit (author), U Willén (author), DR Wilson (author), CL Wrench (author), D Bounoil (author), ME Brooks (author), J Delanoe (author), DP Donovan (author), JD Eastment (author), N Gaussiat (author), JWF Goddard (author)