| 2020 | IWCIA | Dealing with Noise in Cluster Pattern Interface. | Valentin E. Brimkov, Reneta P. Barneva, Kamen Kanev |
| 2009 | ICSoft | Print-based Interaction Interfaces for Multilingual Multimedia and Sign Language Electronic Resource Integration. | Kamen Kanev, Reneta P. Barneva, Valentin E. Brimkov, Dimitrina Kaneva |
| 2009 | IWCIA | Theoretical Issues of Cluster Pattern Interfaces. | Reneta P. Barneva, Valentin E. Brimkov, Kamen Kanev |
| 2008 | ISVC | Linear Time Constant-Working Space Algorithm for Computing the Genus of a Digital Object. | Valentin E. Brimkov, Reneta P. Barneva |
| 2008 | ISVC | Offset Approach to Defining 3D Digital Lines. | Valentin E. Brimkov, Reneta P. Barneva, Boris Brimkov, Franois de Vieilleville |
| 2008 | IWCIA | Electronic Multimedia Dictionary with Direct-Access Printed Interface. | Reneta P. Barneva, Valentin E. Brimkov, Kamen Kanev |
| 2006 | ISVC | Polyhedrization of Discrete Convex Volumes. | Valentin E. Brimkov, Reneta P. Barneva |
| 2005 | ISVC | The Number of Gaps in Binary Pictures. | Valentin E. Brimkov, Angelo Maimone, Giorgio Nordo, Reneta P. Barneva, Reinhard Klette |
| 2004 | WG | Efficient Computation of the Lovsz Theta Function for a Class of Circulant Graphs. | Valentin E. Brimkov, Reneta P. Barneva, Reinhard Klette, Joseph Straight |
| 1998 | MMSP | An extension of Macromedia DIRECTOR for multimedia virtual visits. | Reneta P. Barneva, Guido M. Cortelazzo |