Title	Maintaining Semantic Consistency in Real-Time Collaborative Graphics Editing Systems
Author	Jiajun Bu, Bo Jiang, Chun Chen
Citation	Vol. 6  No. 4  pp. 57-61
Keywords	CSCW, real-time collaborative graphics design, semantic preservation, semantic expression.

Title	Condensed Cross-Clinical Knowledge
Author	Jun Nakaya†, Koji Sasaki, Hiroshi Tanaka
Citation	Vol. 6  No. 7  pp. 6-11
Keywords	Condensed, Cross-Clinical, Knowledge, Normalization, Hierarchical expression, Logical Atomism, Anatomical Index

Title	Efficient tree construction for formal language query processing
Author	K.B. Madhuri, M. Shashi, P.G. Krishna Mohan
Citation	Vol. 7  No. 3  pp. 40-48
Keywords	n?ary tree, Regular Expression, Parse Tree, Context-Free Grammar, Greibach normal form

Title	Some Parallel Algorithms Based on Parentheses Matching on Linear Arrays with Optical Buses
Author	Young-Hak Kim
Citation	Vol. 7  No. 4  pp. 125-130
Keywords	Optical buses, Parentheses matching, Binary tree, Infix/postfix expression