| article html file updated | 19 August 2026 05:14 CEST | Update | https://www.mdpi.com/2218-1989/11/4/201 |
| article html file updated | 2 September 2025 02:00 CEST | Update | N/A |
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| article html file updated | 29 March 2021 08:22 CEST | Update | N/A |
| article html file updated | 29 March 2021 03:55 CEST | Original file | N/A |
| article pdf uploaded. | 29 March 2021 03:54 CEST | Version of Record | https://www.mdpi.com/2218-1989/11/4/201/pdf |
| article xml uploaded. | 29 March 2021 03:54 CEST | Update | https://www.mdpi.com/2218-1989/11/4/201/xml |
| article xml file uploaded | 29 March 2021 03:53 CEST | Original file | N/A |
