| article html file updated | 31 August 2025 01:03 CEST | Update | https://www.mdpi.com/1996-1073/12/18/3440 |
| article html file updated | 20 July 2022 03:52 CEST | Update | - |
| article html file updated | 13 February 2020 15:43 CET | Update | - |
| article html file updated | 25 September 2019 11:30 CEST | Update | - |
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| article html file updated | 6 September 2019 12:03 CEST | Original file | - |
| article pdf uploaded. | 6 September 2019 12:02 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/18/3440/pdf |
| article xml uploaded. | 6 September 2019 12:02 CEST | Update | https://www.mdpi.com/1996-1073/12/18/3440/xml |
| article xml file uploaded | 6 September 2019 12:02 CEST | Original file | - |
