| article html file updated | 30 August 2025 11:03 CEST | Update | https://www.mdpi.com/1996-1944/12/2/269 |
| article html file updated | 17 July 2022 23:23 CEST | Update | - |
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| article html file updated | 17 January 2019 01:23 CET | Original file | - |
| article pdf uploaded. | 16 January 2019 04:28 CET | Updated version of record | https://www.mdpi.com/1996-1944/12/2/269/pdf |
| article xml uploaded. | 16 January 2019 04:28 CET | Update | https://www.mdpi.com/1996-1944/12/2/269/xml |
| article xml file uploaded | 16 January 2019 04:28 CET | Update | - |
| article pdf uploaded. | 15 January 2019 15:05 CET | Updated version of record | https://www.mdpi.com/1996-1944/12/2/269/pdf-vor |
| article pdf uploaded. | 15 January 2019 14:45 CET | Version of Record | https://www.mdpi.com/1996-1944/12/2/269/pdf-vor |
| article xml file uploaded | 15 January 2019 14:45 CET | Original file | - |
