| article html file updated | 31 August 2025 09:29 CEST | Update | https://www.mdpi.com/1996-1073/13/2/501 |
| article html file updated | 20 July 2022 18:00 CEST | Update | - |
| article html file updated | 15 February 2020 04:37 CET | Update | - |
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| article html file updated | 20 January 2020 11:12 CET | Original file | - |
| article pdf uploaded. | 20 January 2020 11:07 CET | Version of Record | https://www.mdpi.com/1996-1073/13/2/501/pdf |
| article xml uploaded. | 20 January 2020 11:07 CET | Update | https://www.mdpi.com/1996-1073/13/2/501/xml |
| article xml file uploaded | 20 January 2020 11:07 CET | Original file | - |
