| article html file updated | 31 August 2025 11:53 CEST | Update | https://www.mdpi.com/1996-1073/13/4/880 |
| article html file updated | 20 July 2022 20:24 CEST | Update | - |
| article html file updated | 7 March 2020 11:15 CET | Update | - |
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| article html file updated | 17 February 2020 12:21 CET | Original file | - |
| article pdf uploaded. | 17 February 2020 12:20 CET | Version of Record | https://www.mdpi.com/1996-1073/13/4/880/pdf |
| article xml uploaded. | 17 February 2020 12:20 CET | Update | https://www.mdpi.com/1996-1073/13/4/880/xml |
| article xml file uploaded | 17 February 2020 12:20 CET | Original file | - |
