| Keyword | Articles |
|---|---|
| EU | 3 |
| terrorism | 3 |
| European Union | 3 |
| awareness | 3 |
| cyber attacks | 3 |
| energy security | 3 |
| COVID-19 | 4 |
| food security | 4 |
| inequality | 4 |
| technologies | 4 |
| poverty | 4 |
| clusters | 4 |
| productivity | 4 |
| qualitative study | 4 |
| high-tech | 4 |
| Sustainable Development Goals (SDGs) | 4 |
| Fourth Industrial Revolution | 4 |
| Latvia | 4 |
| critical infrastructure | 4 |
| Slovak Republic | 4 |
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