Igor V. DubranovskyE-maildubranovsky@iis.nsk.sudubranovsky@rambler.ru List of Articles: Nepomniaschy V. Anureev I. Dubranovsky I. Promsky A. A three-level approach to C# program verification // Computer Science. — 2004 . — # 20. — P. 61-85 Dubranovsky I. An extensible analyzer of subroutines in imperative languages // Computer Science. — 2001 . — # 15. — P. 65-81