An Integrated Approach to Task-Oriented Database Retrieval Interfaces. - Jian Zhao 009; Bernd Kostka; Adrian Müller (IDS, 1992)

C-TORI: An Interface for Cooperative Database Retrieval. - Heinz Ulrich Hoppe; Jian Zhao 009 (DEXA, 1994)

Supporting Flexible Communication in Heterogeneous Multi-User Environments. - Jian Zhao 009; Heinz Ulrich Hoppe (ICDCS, 1994)

Embedding Robust Labels into Images for Copyright Protection. - Jian Zhao 009; Eckhard Koch 001 (KnowRight, 1995)

A construction environment for retrieval-oriented database interface systems. - Jian Zhao 009 (1996)

Yet Another Simple Internet Electronic Payment System. - Jian Zhao 009; C. Dong; Eckhard Koch 001 (IFIP World Conference on Mobile Communications, 1996)

In Business Today and Tomorrow. - Jian Zhao 009; Eckhard Koch 001; Chenghui Luo (Commun. ACM, 1998)

A generic digital watermarking model. - Jian Zhao 009; Eckhard Koch 001 (Comput. Graph., 1998)

Copyright labeling of digitized image data. - Scott Burgett; Eckhard Koch 001; Jian Zhao 009 (IEEE Commun. Mag., 1998)

Digital watermarking: what will it do for me? And what it won't! - Jian Zhao 009; Eckhard Koch 001; Joe O'Ruanaidh; Minerva M. Yeung (SIGGRAPH Abstracts and Applications, 1999)