| article html file updated | 24 December 2025 14:49 CET | Update | https://www.mdpi.com/1996-1073/12/9/1663 |
| article html file updated | 30 August 2025 14:35 CEST | Update | N/A |
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| article html file updated | 24 May 2019 11:53 CEST | Update | N/A |
| article html file updated | 1 May 2019 10:09 CEST | Original file | N/A |
| article pdf uploaded. | 1 May 2019 10:08 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/9/1663/pdf |
| article xml uploaded. | 1 May 2019 10:08 CEST | Update | https://www.mdpi.com/1996-1073/12/9/1663/xml |
| article xml file uploaded | 1 May 2019 10:08 CEST | Original file | N/A |
