Use content list or content tree fetch with a attribute filer on owner id.
See here: http://ez.no/doc/ez_publish/technical_manual/4_0/reference/modules/content/fetch_functions/list
You may also need the user fetch functions, especially if you are going to display that list in node view templates. http://ez.no/doc/ez_publish/technical_manual/4_0/reference/modules/user