| article html file updated | 31 August 2025 07:11 CEST | Update | https://www.mdpi.com/2071-1050/12/1/106 |
| article html file updated | 19 July 2022 21:05 CEST | Update | - |
| article html file updated | 14 February 2020 20:48 CET | Update | - |
| article html file updated | 21 December 2019 11:22 CET | Original file | - |
| article pdf uploaded. | 21 December 2019 11:21 CET | Version of Record | https://www.mdpi.com/2071-1050/12/1/106/pdf |
| article xml uploaded. | 21 December 2019 11:21 CET | Update | https://www.mdpi.com/2071-1050/12/1/106/xml |
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