| article html file updated | 30 August 2025 14:57 CEST | Update | https://www.mdpi.com/2073-431X/8/2/39 |
| article html file updated | 19 July 2022 18:29 CEST | Update | N/A |
| article html file updated | 12 February 2020 11:42 CET | Update | N/A |
| article html file updated | 19 October 2019 23:17 CEST | Update | N/A |
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| article html file updated | 11 May 2019 11:33 CEST | Original file | N/A |
| article pdf uploaded. | 11 May 2019 11:31 CEST | Version of Record | https://www.mdpi.com/2073-431X/8/2/39/pdf |
| article xml uploaded. | 11 May 2019 11:31 CEST | Update | https://www.mdpi.com/2073-431X/8/2/39/xml |
| article xml file uploaded | 11 May 2019 11:31 CEST | Original file | N/A |
