| article html file updated | 31 August 2025 08:10 CEST | Update | https://www.mdpi.com/2225-1154/8/1/4 |
| article html file updated | 19 July 2022 20:09 CEST | Update | N/A |
| article html file updated | 15 February 2020 00:01 CET | Update | N/A |
| article html file updated | 7 February 2020 12:22 CET | Update | N/A |
| article html file updated | 10 January 2020 03:43 CET | Original file | N/A |
| article pdf uploaded. | 10 January 2020 03:41 CET | Updated version of record | https://www.mdpi.com/2225-1154/8/1/4/pdf |
| article xml uploaded. | 10 January 2020 03:41 CET | Update | https://www.mdpi.com/2225-1154/8/1/4/xml |
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| article pdf uploaded. | 3 January 2020 15:35 CET | Version of Record | https://www.mdpi.com/2225-1154/8/1/4/pdf-vor |
| article xml file uploaded | 3 January 2020 15:35 CET | Original file | N/A |
