Online DBLP entries are available for Vittorio Castelli and the following references. (The DiSC DBLP references below have been taken from the Novemember 1998 DBLP.)
Chung-Sheng
Li,
Philip
S. Yu, Vittorio Castelli: MALM: A Fremework for Mining Sequence Database
at Multiple Abstraction Levels.
CIKM
1998: 267-272
Chung-Sheng
Li,
Philip
S. Yu, Vittorio Castelli: HierarchyScan: A Hierarchical Similarity
Search Algorithm for Databases of Long Sequences.
ICDE
1996: 546-553