Alain Trouvé Laurent Younes Metamorphoses Through Lie Group Action. 173-198 2005 5 Found. Comput. Math. 2 https://doi.org/10.1007/s10208-004-0128-z https://www.wikidata.org/entity/Q115385164 db/journals/focm/focm5.html#TrouveY05