| article html file updated | 30 August 2025 08:09 CEST | Update | https://www.mdpi.com/2414-4088/2/4/75 |
| article html file updated | 17 July 2022 06:01 CEST | Update | N/A |
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| article html file updated | 1 November 2018 03:24 CET | Update | N/A |
| article pdf uploaded. | 1 November 2018 03:23 CET | Updated version of record | https://www.mdpi.com/2414-4088/2/4/75/pdf |
| article xml uploaded. | 1 November 2018 03:23 CET | Update | https://www.mdpi.com/2414-4088/2/4/75/xml |
| article xml file uploaded | 1 November 2018 03:23 CET | Update | N/A |
| article pdf uploaded. | 25 October 2018 07:40 CEST | Version of Record | https://www.mdpi.com/2414-4088/2/4/75/pdf-vor |
| article xml uploaded. | 25 October 2018 07:40 CEST | Update | N/A |
| article xml file uploaded | 25 October 2018 07:40 CEST | Original file | N/A |
| article html file updated | 25 October 2018 07:40 CEST | Original file | N/A |
