| article html file updated | 31 August 2025 18:34 CEST | Update | https://www.mdpi.com/1996-1944/13/9/2013 |
| article html file updated | 21 July 2022 03:00 CEST | Update | N/A |
| article html file updated | 30 April 2020 10:19 CEST | Update | N/A |
| article pdf uploaded. | 30 April 2020 10:17 CEST | Updated version of record | https://www.mdpi.com/1996-1944/13/9/2013/pdf |
| article xml uploaded. | 30 April 2020 10:17 CEST | Update | https://www.mdpi.com/1996-1944/13/9/2013/xml |
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| article html file updated | 25 April 2020 13:42 CEST | Original file | N/A |
| article pdf uploaded. | 25 April 2020 13:40 CEST | Version of Record | https://www.mdpi.com/1996-1944/13/9/2013/pdf-vor |
| article xml file uploaded | 25 April 2020 13:40 CEST | Original file | N/A |
