Spanish Jean-Raymond Abrial Cited by user Xevisanz6 on 04 Oct 2021 Jean-Raymond Abrial (nacido en 1938) es un informático Francés e inventor de los métodos formales Z y B.
English Jean-Raymond Abrial Cited by user Tracey Milkenson on 17 May 2020 Jean-Raymond Abrial (born 1938) is a French computer scientist and inventor of the Z and B formal methods.