| article html file updated | 18 August 2026 10:48 CEST | Update | https://www.mdpi.com/2226-471X/5/4/67 |
| article html file updated | 1 September 2025 14:23 CEST | Update | N/A |
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| article html file updated | 26 November 2020 11:36 CET | Update | N/A |
| article pdf uploaded. | 26 November 2020 11:17 CET | Updated version of record | https://www.mdpi.com/2226-471X/5/4/67/pdf |
| article xml uploaded. | 26 November 2020 11:17 CET | Update | https://www.mdpi.com/2226-471X/5/4/67/xml |
| article xml file uploaded | 26 November 2020 11:17 CET | Update | N/A |
| article html file updated | 26 November 2020 04:42 CET | Update | N/A |
| article pdf uploaded. | 26 November 2020 04:40 CET | Updated version of record | https://www.mdpi.com/2226-471X/5/4/67/pdf-vor |
| article xml uploaded. | 26 November 2020 04:40 CET | Update | N/A |
| article xml file uploaded | 26 November 2020 04:40 CET | Update | N/A |
| article html file updated | 25 November 2020 13:46 CET | Original file | N/A |
| article pdf uploaded. | 25 November 2020 13:32 CET | Version of Record | https://www.mdpi.com/2226-471X/5/4/67/pdf-vor |
| article xml uploaded. | 25 November 2020 13:32 CET | Update | N/A |
| article xml file uploaded | 25 November 2020 13:32 CET | Original file | N/A |
