| article html file updated | 30 August 2025 08:34 CEST | Update | https://www.mdpi.com/2410-390X/2/4/23 |
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| article html file updated | 7 November 2018 09:16 CET | Original file | N/A |
| article pdf uploaded. | 7 November 2018 09:15 CET | Version of Record | https://www.mdpi.com/2410-390X/2/4/23/pdf |
| article xml uploaded. | 7 November 2018 09:15 CET | Update | https://www.mdpi.com/2410-390X/2/4/23/xml |
| article xml file uploaded | 7 November 2018 09:14 CET | Original file | N/A |
