| article html file updated | 16 August 2026 12:52 CEST | Update | https://www.mdpi.com/2076-0760/8/9/254 |
| article html file updated | 31 August 2025 00:59 CEST | Update | N/A |
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| article html file updated | 13 February 2020 15:21 CET | Update | N/A |
| article html file updated | 5 September 2019 11:11 CEST | Original file | N/A |
| article pdf uploaded. | 5 September 2019 11:09 CEST | Version of Record | https://www.mdpi.com/2076-0760/8/9/254/pdf |
| article xml uploaded. | 5 September 2019 11:09 CEST | Update | https://www.mdpi.com/2076-0760/8/9/254/xml |
| article xml file uploaded | 5 September 2019 11:09 CEST | Original file | N/A |
