| article html file updated | 31 August 2025 14:55 CEST | Update | https://www.mdpi.com/2076-0825/9/1/21 |
| article html file updated | 20 July 2022 23:25 CEST | Update | N/A |
| article html file updated | 2 April 2020 14:32 CEST | Update | N/A |
| article html file updated | 27 March 2020 04:43 CET | Original file | N/A |
| article pdf uploaded. | 27 March 2020 04:42 CET | Updated version of record | https://www.mdpi.com/2076-0825/9/1/21/pdf |
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| article pdf uploaded. | 19 March 2020 15:46 CET | Version of Record | https://www.mdpi.com/2076-0825/9/1/21/pdf-vor |
| article xml file uploaded | 19 March 2020 15:46 CET | Original file | N/A |
