| article html file updated | 17 August 2026 16:20 CEST | Update | https://www.mdpi.com/2079-7737/9/6/135 |
| article html file updated | 1 September 2025 00:38 CEST | Update | N/A |
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| article html file updated | 9 October 2020 09:29 CEST | Update | N/A |
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| article pdf uploaded. | 29 June 2020 11:14 CEST | Updated version of record | https://www.mdpi.com/2079-7737/9/6/135/pdf |
| article xml uploaded. | 29 June 2020 11:14 CEST | Update | https://www.mdpi.com/2079-7737/9/6/135/xml |
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| article pdf uploaded. | 24 June 2020 14:08 CEST | Version of Record | https://www.mdpi.com/2079-7737/9/6/135/pdf-vor |
