Gordon , M.J.C. et al "A Metalanguage for Interactive Proof in LCF"
(1978)
[POPL 1978] (1978)
[ACM SIGACT-SIGPLAN] Proceedings of the 5th ACM SIGACT-SIGPLAN symposium on Principles of programming languages 1978 , Tucson, Arizona
Languages mentioned
ML
{1973} Meta Language