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="Krupková, Olga" or (type any "bookEditor issueEditor" and editor="Krupková, Olga") Add to list Journal Article A1 open access Time-dependent kinetic energy metrics for Lagrangians of electromagnetic type Willy Sarlet (UGent) , Geoff Prince, Tom Mestdag (UGent) and Olga Krupková (2012) JOURNAL OF PHYSICS A-MATHEMATICAL AND THEORETICAL. 45(8).