| article html file updated | 17 August 2026 20:02 CEST | Update | https://www.mdpi.com/2199-8531/6/3/54 |
| article html file updated | 1 September 2025 04:08 CEST | Update | N/A |
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| article html file updated | 28 July 2020 08:20 CEST | Update | N/A |
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| article pdf uploaded. | 28 July 2020 08:19 CEST | Updated version of record | https://www.mdpi.com/2199-8531/6/3/54/pdf |
| article xml uploaded. | 28 July 2020 08:19 CEST | Update | https://www.mdpi.com/2199-8531/6/3/54/xml |
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