- Christopher Masters,
- Anne Prache,
- Christopher Tadgell,
- Richard Cleary,
- Richard Becherer,
- Marc Dilet,
- Anne-Marie Lecoq,
- Malcolm Bull,
- Simon Lee,
- Jon Whiteley,
- Bernard Ceysson,
- Colin Harrison,
- Philip Ward-Jackson,
- Penelope Curtis,
- Monique Riccardi-Cubitt,
- Pascal-François Bertrand,
- Ian Wardropper,
- Ludwig Tavernier,
- Stella Beddoe,
- Chantal Eschenfelder,
- A. Pradère,
- Jacqueline Viaux,
- Hugo Morley-Fletcher,
- Catherine Vaudour,
- Clare Le Corbeiller,
- Nigel J. Morgan,
- Gordon Campbell,
- Philippe Boucaud,
- Jean-Dominique Augarde,
- Erika Speel,
- A. Kenneth Snowman,
- Anna Maria Massinelli,
- Isabelle Denis,
- Hervé Oursel,
- Diana Fowle,
- Martine Mathias,
- Monique King,
- Clare Woodthorpe Browne,
- Patricia Wardle,
- Santina M. Levey,
- Alden R. Gordon,
- Linda Whiteley
- and Paul Duro
Updated in this version
bibliography updated