| article html file updated | 31 August 2025 21:37 CEST | Update | https://www.mdpi.com/2076-0752/9/2/64 |
| article html file updated | 21 July 2022 06:02 CEST | Update | N/A |
| article html file updated | 9 October 2020 03:46 CEST | Update | N/A |
| article html file updated | 20 June 2020 16:25 CEST | Original file | N/A |
| article pdf uploaded. | 20 June 2020 16:23 CEST | Updated version of record | https://www.mdpi.com/2076-0752/9/2/64/pdf |
| article xml uploaded. | 20 June 2020 16:23 CEST | Update | https://www.mdpi.com/2076-0752/9/2/64/xml |
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| article pdf uploaded. | 26 May 2020 12:30 CEST | Version of Record | https://www.mdpi.com/2076-0752/9/2/64/pdf-vor |
| article xml file uploaded | 26 May 2020 12:30 CEST | Original file | N/A |
