This author has not been identified. Look up 'Simon Pickin' in GoogleThis author has not been identified. Look up 'Claude Jard' in GoogleThis author has not been identified. Look up 'Thierry Jéron' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Jean-Marc Jézéquel' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Yves Le Traon' in Google