Continuing the earlier research [Fund. Math. 129 (1988) and 149 (1996)] we give some information about extending automorphisms of models of PA to cofinal extensions.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-fm200-2-2, author = {Roman Kossak and Henryk Kotlarski}, title = {More on extending automorphisms of models of Peano Arithmetic}, journal = {Fundamenta Mathematicae}, volume = {201}, year = {2008}, pages = {133-143}, zbl = {1149.03025}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-fm200-2-2} }
Roman Kossak; Henryk Kotlarski. More on extending automorphisms of models of Peano Arithmetic. Fundamenta Mathematicae, Tome 201 (2008) pp. 133-143. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-fm200-2-2/