@ARTICLE{ Wojtan:2009:topogoop, AUTHOR = {Chris Wojtan and Nils Thuerey and Markus Gross and Greg Turk}, TITLE = {{Deforming Meshes that Split and Merge}}, YEAR = {2009}, MONTH = {August}, JOURNAL = {ACM Transactions on Graphics (SIGGRAPH)}, PUBLISHER = {ACM Press}, VOLUME = {28 (3)}, PAGES = {9} }