Robuta

https://cris.haifa.ac.il/en/publications/compact-ancestry-labeling-schemes-for-xml-trees/fingerprints/ Compact ancestry labeling schemes for XML trees - Fingerprint - University of Haifa university of haifa xml trees compact ancestry labeling https://www.eurecom.fr/fr/publication/2719 An efficient comparison technique for sanitized XML trees | EURECOM xml trees efficient comparison technique sanitized