| Title | Author | Company | Publication date |
|---|---|---|---|
| Yumi Vanwonterghem - Yara | Yumi Vanwonterghem | HR Flux | 10 maart 2015 |
| Yumi Vanwonterghem - Yara | Yumi Vanwonterghem | HR Flux | 10 maart 2015 |
| Yumi Vanwonterghem - Yara | Yumi Vanwonterghem | HR Flux | 10 december 2014 |
| Yumi Vanwonterghem - Yara | Yumi Vanwonterghem | HR Flux | 10 december 2014 |