| Verfasser | Häufigkeit |
| Mwanaumo, Erastus |
4 |
| Chisumbe, Sampa |
2 |
| Musonda, Innocent 1971- |
2 |
| Aigbavboa, Clinton |
1 |
| Aigbavboa, Clinton Ohis |
1 |
| International Conference on Development and Investment in Infrastructure Johannesburg |
1 |
| International Conference on Development and Investment in Infrastructure Sambia |
1 |
| Moyo, Thembani |
1 |
| Onososen, Adetayo |
1 |
| Thwala, Wellington |
1 |
| Thwala, Wellington Didibhuku |
1 |