| article html file updated | 30 August 2025 13:07 CEST | Update | https://www.mdpi.com/1996-1944/12/6/906 |
| article html file updated | 19 July 2022 16:32 CEST | Update | N/A |
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| article html file updated | 19 March 2019 06:52 CET | Original file | N/A |
| article pdf uploaded. | 19 March 2019 06:51 CET | Version of Record | https://www.mdpi.com/1996-1944/12/6/906/pdf |
| article xml uploaded. | 19 March 2019 06:51 CET | Update | https://www.mdpi.com/1996-1944/12/6/906/xml |
| article xml file uploaded | 19 March 2019 06:51 CET | Original file | N/A |
