| article html file updated | 24 December 2025 16:22 CET | Update | https://www.mdpi.com/2227-7080/7/4/80 |
| article html file updated | 31 August 2025 04:16 CEST | Update | N/A |
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| article html file updated | 28 November 2019 00:12 CET | Original file | N/A |
| article pdf uploaded. | 27 November 2019 11:07 CET | Updated version of record | https://www.mdpi.com/2227-7080/7/4/80/pdf |
| article xml uploaded. | 27 November 2019 11:07 CET | Update | https://www.mdpi.com/2227-7080/7/4/80/xml |
| article xml file uploaded | 27 November 2019 11:06 CET | Update | N/A |
| article pdf uploaded. | 7 November 2019 16:52 CET | Version of Record | https://www.mdpi.com/2227-7080/7/4/80/pdf-vor |
| article xml file uploaded | 7 November 2019 16:52 CET | Original file | N/A |