The following publications are possibly variants of this publication:
- IconicBrowser: An Iconic Retrieval System for Object-Oriented DatabasesKazuyuki Tsuda, Atsuo Yoshitaka, Masahito Hirakawa, Minoru Tanaka, Tadao Ichikawa. JCL (JVLC), 1:59-76, 1990.
- An Image Database System Facilitating Icon-Driven Spatial Information Definition and RetrievalMasahito Hirakawa, Erland Jungert. vl 1991: 192-198
- Iconic Object Definition System for Object-Oriented DatabasesAtsuo Yoshitaka, Kazunari Ueda, Masahito Hirakawa, Tadao Ichikawa. vl 1993: 169-177