- CSB - MetaPress - Google - Bing - Yahoo
 | 1991 | |
|---|---|---|
| 1 |      | Johan Versendaal, Willem Beekman, Marco Kruit, Charles van der Mast: Architecture and Use of D2M2, the Delft Direct Manipulation Manager. Workshops on Object-Oriented Graphics (1) 1991: 136-151 |
| 1 | Willem Beekman | [1] |
| 2 | Charles van der Mast | [1] |
| 3 | Johan Versendaal | [1] |