Views in Object-Oriented Databases (Invited Paper). - Armin B. Cremers; Oleg T. Balovnev; Wolfgang Reddig (ADBIS, 1994)

From GeoStore to GeoToolKit: The Second Step. - Oleg T. Balovnev; Martin Breunig; Armin B. Cremers (SSD, 1997)

Building Geo-Scientifc Applications on Top of GeoToolKit: a Case Study of Data Integration. - Oleg T. Balovnev; Martin Breunig; Armin B. Cremers; Marcus Pant (SSDBM, 1998)

Extending GeoToolKit to Access Distributed Spatial Data and Operations. - Oleg T. Balovnev; Martin Breunig; Armin B. Cremers; Serge S. Shumilov (SSDBM, 2000)

The Story of the GeoToolKit - An Object-Oriented Geodatabase Kernel System. - Oleg T. Balovnev; Thomas Bode; Martin Breunig; Armin B. Cremers; Wolfgang Müller 006; Gleb Pogodaev; Serge S. Shumilov; Jörg Siebeck; Agemar Siehl; Andreas Thomsen (GeoInformatica, 2004)