Main Reference (please cite this):


F. Fassetti, G. Greco, G. Terracina,
Mining Loosely Structured Motifs from Biological Data,
IEEE Transaction on Knowledge and Data Engineering (TKDE).
20(11), 1472-1489. 2008.
IEEE Computer Society, USA.
doi.ieeecomputersociety.org/10.1109/TKDE.2008.65

Other references:

F. Fassetti, G. Greco, G. Terracina,
Discovering Loosely Structured Motifs From Biological Data Sets,
Proc. of the 21st Annual ACM Symposium on Applied Computing (SAC 2006),
151-155, Dijon, France, 2006, ACM Press.