| article html file updated | 31 August 2025 07:21 CEST | Update | https://www.mdpi.com/2071-1050/12/1/157 |
| article html file updated | 19 July 2022 20:56 CEST | Update | - |
| article html file updated | 14 February 2020 21:19 CET | Update | - |
| article html file updated | 24 December 2019 11:47 CET | Original file | - |
| article pdf uploaded. | 24 December 2019 11:46 CET | Version of Record | https://www.mdpi.com/2071-1050/12/1/157/pdf |
| article xml uploaded. | 24 December 2019 11:46 CET | Update | https://www.mdpi.com/2071-1050/12/1/157/xml |
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