| article html file updated | 31 August 2025 16:07 CEST | Update | https://www.mdpi.com/2223-7747/9/4/435 |
| article html file updated | 21 July 2022 00:36 CEST | Update | - |
| article html file updated | 9 May 2020 04:25 CEST | Update | - |
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| article pdf uploaded. | 1 April 2020 13:25 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/4/435/pdf |
| article xml uploaded. | 1 April 2020 13:25 CEST | Update | https://www.mdpi.com/2223-7747/9/4/435/xml |
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