| article html file updated | 31 August 2025 05:11 CEST | Update | https://www.mdpi.com/2076-3387/9/4/90 |
| article html file updated | 19 July 2022 23:03 CEST | Update | N/A |
| article html file updated | 14 February 2020 13:10 CET | Update | N/A |
| article html file updated | 30 December 2019 13:11 CET | Update | N/A |
| article html file updated | 26 November 2019 11:54 CET | Original file | N/A |
| article pdf uploaded. | 26 November 2019 11:53 CET | Version of Record | https://www.mdpi.com/2076-3387/9/4/90/pdf |
| article xml uploaded. | 26 November 2019 11:53 CET | Update | https://www.mdpi.com/2076-3387/9/4/90/xml |
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