| article html file updated | 31 August 2025 08:33 CEST | Update | https://www.mdpi.com/2071-1050/12/2/502 |
| article html file updated | 19 July 2022 19:47 CEST | Update | - |
| article html file updated | 15 February 2020 01:21 CET | Update | - |
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| article pdf uploaded. | 9 January 2020 10:11 CET | Version of Record | https://www.mdpi.com/2071-1050/12/2/502/pdf |
| article xml uploaded. | 9 January 2020 10:11 CET | Update | https://www.mdpi.com/2071-1050/12/2/502/xml |
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