| article html file updated | 16 August 2026 13:31 CEST | Update | https://www.mdpi.com/1996-1073/12/18/3525 |
| article html file updated | 31 August 2025 01:25 CEST | Update | N/A |
| article html file updated | 20 July 2022 03:27 CEST | Update | N/A |
| article html file updated | 13 February 2020 17:29 CET | Update | N/A |
| article html file updated | 25 September 2019 10:45 CEST | Update | N/A |
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| article html file updated | 20 September 2019 09:12 CEST | Update | N/A |
| article html file updated | 20 September 2019 09:07 CEST | Original file | N/A |
| article pdf uploaded. | 20 September 2019 09:02 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/18/3525/pdf |
| article xml uploaded. | 20 September 2019 09:02 CEST | Update | https://www.mdpi.com/1996-1073/12/18/3525/xml |
| article xml file uploaded | 20 September 2019 09:02 CEST | Update | N/A |
| article pdf uploaded. | 13 September 2019 11:19 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/18/3525/pdf-vor |
| article xml file uploaded | 13 September 2019 11:19 CEST | Original file | N/A |
