Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Save this search Download search results Subscribe to news feed Your filters: cql: author="Hanssmann, Heinz" or (type any "bookEditor journalEditor issueEditor" and editor="Hanssma... Add to list Journal Article A1 Quasi-periodic stability of normally resonant tori Henk W Broer, Maria-Cristina Ciocci (UGent) , Heinz Hanssmann and André Vanderbauwhede (2009) PHYSICA D-NONLINEAR PHENOMENA. 238(3). p.309-318