http://ams.allenpress.com/amsonline/?request=search-results&searchtype=simple&previous_hit=0&issn=1520-0469&year_start=2002&month_start=01&year_end=2003&month_end=12&doc_doi=&title_boolean=ALL&title=&abstract_boolean=ALL&abstract=&body_boolean=ALL&body=&biblist_boolean=ALL&biblist=&fname_boolean=ALL&fname=&lname_boolean=ALL&lname=petty&hits_per_page=10&sort=relevance