José R. Lerma Valero,
Alberto Naranjo C., Maria del Pilar Noriega E., Juan Diego Sierra M., Juan Rodrigo Sanz,
Edited by: Tim A. Osswald,
Herbert Rees,
Edited by: E.H. Immergut,
Robert A. Malloy,
Edited by: Wolfgang Grellmann, Sabine Seidler,
Edited by: Alexander Schlüter, Juan Bernabé-Moreno,
Wolfgang Kaiser, Willy Schlachter,
Randy Kerkstra, Steve Brammer,