Walter Aprile and A. v. d. Helm (2011). Designer driven interaction toolkits. Workshop Work-in-Progress. 5th ACM Conference on Tangible, Embedded and Embodied Interaction (TEI 2011). Funchal Portugal.

Jaskiewicz., T., Aprile, W., van der Helm, A., (2010). Creative approach to the design and prototyping of experimental smart spaces, case studies from the Interactive Environments minor. Third Conference on Smart Spaces, ruSMART 2010. Sergey Balandin, Roman Dunaytsev and Y. Koucheryavy. St. Petersburg, Russia.

Aadjan van der Helm, Pieter Jan Stappers, et al. (2010). The ID-Studiolab 2005-2010, Further developing a creative research environment. Design Research in the Netherlands 2010. H.H. Achten, B. de Vries and P. J. Stappers. Eindhoven, Technische Universiteit Eindhoven. 3.

O.A. van Nierop, A. van der Helm, et al. (2008). A natural human hand model. The Visual Computer 24(1): 31-44.

Bernardo van de Schepop, Walter Aprile, et al. (2008). S-Buzz | Development of an interactive toy for girls. Enactive 2008. Pisa, Iltaly.

Bart Jaap Hengeveld, Riny Voort, et al. (2008). The Development of LinguaBytes, an Interactive Tangible Play and Learning System to Stimulate the Language Development of Toddlers with Multiple Disabilities. Advances in Human-Computer Interaction 2008: 15.

A. van der Helm, W. Aprile, et al. (2008). Experience Design for Interactive Products: Designing Technology Augmented Urban Playgrounds for Girls PSYCHNOLOGY JOURNAL 6(2): 173-188.

Stappers, P. J., D. Saakes, et al. (2007). New media tools to support design conceptualization. Euromedia 2007 – Thirteenth annual scientific conference on web technology, new media, communications and telematics theory, methods, tools, and applications., Delft, The Netherlands.

Hummels, C., A. Van Der Helm, et al. (2007). Explorascope: stimulation of language and communicative skills of multiple handicapped children through an interactive, adaptive educational toy.Digital Creativity 18(2): 79-88.

C. Hummels, A. van der Helm, et al. (2006). Explorascope: an interactive, adaptive educational toy to stimulate the language and communicative skills of multiple-handicapped children. Proc. ArtAbilitation 2006: 16-24.

A.I. Keller, A. Hoeben, et al. (2006). Cabinet: merging designers’ digital and physical collections of visual materials. Personal and Ubiquitous Computing 10(2): 183-186.

Caroline Hummels, Kees Overbeeke, et al. (2005). The Interactive Installation ISH: In Search of Resonant Human Product Interaction. Funology, From Usability to Enjoyment, Springer Netherlands. Volume 3: 265-274.

C. Hummels and A. van der Helm (2004). ISH and the search for resonant tangible interaction. Personal and Ubiquitous Computing 8(5): 385-388.

Aadjan van der Helm, Caroline Hummels, et al. (2003). Feel The Flow, Tangible Interaction Design from a Software Engineering Perspective. Workshop on Tangible Interaction. Mads Clausen Institute for Product Innovation, University of Southern Denmark, Denmark.

E. de Voogt, A. van der Helm, et al. (2000). Ray tracing deformed generalized cylinders. The Visual Computer 16(3): 197-207.

A. van der Helm, P. Ebell, et al. (1998). Modelling mollusc shells with generalized cylinders. Computers & Graphics 22(4): 505-513.