Query by Diagramm: A Graphic Query System

Pasta-3's graphical query language: direct manipulation cooperative queries, full expressive power

VLDB '89 Proceedings of the 15th international conference on Very large data bases

OdeView: the graphical interface to Ode

SIGMOD '90 Proceedings of the 1990 ACM SIGMOD international conference on Management of data

QBD*: A Graphical Query Language with Recursion

IEEE Transactions on Software Engineering

The KIM query system: an iconic interface for the unified access to distributed multimedia databases

ACM SIGCHI Bulletin

Query by diagram: a graphical environment for querying databases

SIGMOD '94 Proceedings of the 1994 ACM SIGMOD international conference on Management of data

The effect of data model, system and task characteristics on user query performance: an empirical study

ACM SIGMIS Database

An abbreviated concept-based query language and its exploratory evaluation

Journal of Systems and Software

A semantically advanced querying methodology for medical knowledge and decision support

Knowledge media in healthcare