| article html file updated | 30 August 2025 09:05 CEST | Update | https://www.mdpi.com/2504-446X/2/4/40 |
| article html file updated | 17 July 2022 10:27 CEST | Update | N/A |
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| article html file updated | 22 November 2018 12:42 CET | Original file | N/A |
| article pdf uploaded. | 22 November 2018 12:41 CET | Updated version of record | https://www.mdpi.com/2504-446X/2/4/40/pdf |
| article xml uploaded. | 22 November 2018 12:41 CET | Update | https://www.mdpi.com/2504-446X/2/4/40/xml |
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| article pdf uploaded. | 21 November 2018 16:05 CET | Updated version of record | https://www.mdpi.com/2504-446X/2/4/40/pdf-vor |
| article pdf uploaded. | 21 November 2018 15:52 CET | Version of Record | https://www.mdpi.com/2504-446X/2/4/40/pdf-vor |
| article xml file uploaded | 21 November 2018 15:52 CET | Original file | N/A |
