@CONFERENCE\{IMM2001-01913, author = "T. M. Rasmussen", title = "An Inductive Approach to Formalizing Notions of Number Theory Proofs", year = "2001", pages = "131-140", booktitle = "Computer Mathematics, {ASCM} 2001", volume = "9", series = "Lecture Notes Series in Computing", editor = "", publisher = "World Scientific", organization = "", address = "", url = "http://www2.compute.dtu.dk/pubdb/pubs/1913-full.html" }