| article html file updated | 31 August 2025 18:34 CEST | Update | https://www.mdpi.com/1996-1944/13/9/2012 |
| article html file updated | 21 July 2022 03:01 CEST | Update | N/A |
| article html file updated | 7 May 2020 03:06 CEST | Update | N/A |
| article pdf uploaded. | 7 May 2020 03:04 CEST | Updated version of record | https://www.mdpi.com/1996-1944/13/9/2012/pdf |
| article xml uploaded. | 7 May 2020 03:04 CEST | Update | https://www.mdpi.com/1996-1944/13/9/2012/xml |
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| article html file updated | 25 April 2020 14:21 CEST | Original file | N/A |
| article pdf uploaded. | 25 April 2020 14:19 CEST | Version of Record | https://www.mdpi.com/1996-1944/13/9/2012/pdf-vor |
| article xml file uploaded | 25 April 2020 14:19 CEST | Original file | N/A |
