| article html file updated | 30 August 2025 21:47 CEST | Update | https://www.mdpi.com/1996-1073/12/13/2504 |
| article html file updated | 20 July 2022 14:48 CEST | Update | - |
| article html file updated | 12 February 2020 22:50 CET | Update | - |
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| article html file updated | 28 June 2019 13:46 CEST | Original file | - |
| article pdf uploaded. | 28 June 2019 13:45 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/13/2504/pdf |
| article xml uploaded. | 28 June 2019 13:45 CEST | Update | https://www.mdpi.com/1996-1073/12/13/2504/xml |
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