author = { Goethe, Norma B. AND Friend, Michèle },

title = { Confronting Ideals of Proof with the Ways of Proving of the Research Mathematician },

publisher = {Springer},

isbn = {0039-3215},

isbn = {1572-8730},

year = {2010},

url = { http://slubdd.de/katalog?TN_libero_mab2 }