| article html file updated | 31 August 2025 17:57 CEST | Update | https://www.mdpi.com/2227-7390/8/4/631 |
| article html file updated | 21 July 2022 02:25 CEST | Update | - |
| article html file updated | 20 April 2020 09:17 CEST | Update | - |
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| article pdf uploaded. | 20 April 2020 09:15 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/631/pdf |
| article xml uploaded. | 20 April 2020 09:15 CEST | Update | https://www.mdpi.com/2227-7390/8/4/631/xml |
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