| article html file updated | 31 August 2025 18:30 CEST | Update | https://www.mdpi.com/2199-8531/6/2/29 |
| article html file updated | 21 July 2022 02:57 CEST | Update | N/A |
| article html file updated | 8 October 2020 22:20 CEST | Update | N/A |
| article html file updated | 28 April 2020 04:59 CEST | Original file | N/A |
| article pdf uploaded. | 28 April 2020 04:58 CEST | Updated version of record | https://www.mdpi.com/2199-8531/6/2/29/pdf |
| article xml uploaded. | 28 April 2020 04:58 CEST | Update | https://www.mdpi.com/2199-8531/6/2/29/xml |
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| article pdf uploaded. | 24 April 2020 16:27 CEST | Version of Record | https://www.mdpi.com/2199-8531/6/2/29/pdf-vor |
| article xml file uploaded | 24 April 2020 16:27 CEST | Original file | N/A |
